Finding the Fourth Proportional to 39,421,108.08, 59,121,397.80 and 16,690,304.88
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Solution
The fourth proportional to 39,421,108.08, 59,121,397.80 and 16,690,304.88 is: 25,031,111.56
Step by Step Solution
- Step 1: Write the proportion equation
39,421,108.08 : 59,121,397.80 = 16,690,304.88 : x - Step 2: Convert to fraction form
39,421,108.08/59,121,397.80 = 16,690,304.88/x - Step 3: Cross multiply
39,421,108.08x = 59,121,397.80 × 16,690,304.88 - Step 4: Simplify right side
39,421,108.08x = 986,754,154,213,761.25 - Step 5: Solve for x
x = 986,754,154,213,761.25/39,421,108.08 - Step 6: Final answer
x = 25,031,111.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.