Finding the Fourth Proportional to 42,270,514.58, 63,385,787.24 and 16,374,944.68
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Solution
The fourth proportional to 42,270,514.58, 63,385,787.24 and 16,374,944.68 is: 24,554,675.28
Step by Step Solution
- Step 1: Write the proportion equation
42,270,514.58 : 63,385,787.24 = 16,374,944.68 : x - Step 2: Convert to fraction form
42,270,514.58/63,385,787.24 = 16,374,944.68/x - Step 3: Cross multiply
42,270,514.58x = 63,385,787.24 × 16,374,944.68 - Step 4: Simplify right side
42,270,514.58x = 1,037,938,759,553,249.88 - Step 5: Solve for x
x = 1,037,938,759,553,249.88/42,270,514.58 - Step 6: Final answer
x = 24,554,675.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.