Tuvalu is about 56,975 times smaller than Alaska.

Alaska is approximately 1,481,348 sq km, while Tuvalu is approximately 26 sq km, making Tuvalu 0.0% the size of Alaska. Meanwhile, the population of Alaska is ~710,231 people (698,687 fewer people live in Tuvalu).
Tip: This to-scale comparison of Alaska vs. Tuvalu uses the Mercator projection, which distorts the size of regions near the poles.