Apple on Tuesday reported a profit of $6.62 billion for its fiscal fourth quarter. These results compare to revenue of $20.34 billion and profit of $4.31 billion in the year-ago quarter.

Apple said it sold 17.07 million iPhones in the quarter, representing 21 percent unit growth over the year-ago quarter. Apple sold 11.12 million iPads during the quarter, a 166 percent unit increase over the year-ago quarter. They sold 4.89 million Macs during the quarter, a 26 percent unit increase over the year-ago quarter. Apple sold 6.62 million iPods, a 27 percent unit decline from the year-ago quarter.

According to Apple, International sales accounted for 63 percent of the quarter’s revenue.

“We are thrilled with the very strong finish of an outstanding fiscal 2011, growing annual revenue to $108 billion and growing earnings to $26 billion,” said Tim Cook, Apple’s CEO. “Customer response to iPhone 4S has been fantastic, we have strong momentum going into the holiday season, and we remain really enthusiastic about our product pipeline.”

Looking ahead to the first fiscal quarter of 2012, Apple CFO Peter Oppenheimer said he expects revenue of about $37 billion.