Ghana is around the same size as Michigan.

Michigan is approximately 250,493 sq km, while Ghana is approximately 238,533 sq km, making Ghana 95.23% the size of Michigan. Meanwhile, the population of Michigan is ~9.9 million people (23.2 million more people live in Ghana).
Tip: This to-scale comparison of Michigan vs. Ghana uses the Mercator projection, which distorts the size of regions near the poles.