Alaska is about 6 times smaller than Brazil.

Brazil is approximately 8,515,770 sq km, while Alaska is approximately 1,481,348 sq km, making Alaska 17.4% the size of Brazil. Meanwhile, the population of Brazil is ~217.2 million people (216.5 million fewer people live in Alaska).
Tip: This to-scale comparison of Brazil vs. Alaska uses the Mercator projection, which distorts the size of regions near the poles.