As you get older, the amount needed for savings to reach the same end goal roughly doubles every 10 years,” says Tolen Teigen, chief investment officer for FinDec, a national financial advisory firm located in California. “So, if someone waits ten years to start saving, instead of 30, they are now 40. Instead of 8% to 10% annually, they are now looking at 16% to 20% saved to reach the same end number.