Finding the Fourth Proportional to 42,425,566.36, 63,612,306.01 and 16,487,581.12
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Solution
The fourth proportional to 42,425,566.36, 63,612,306.01 and 16,487,581.12 is: 24,721,250.54
Step by Step Solution
- Step 1: Write the proportion equation
42,425,566.36 : 63,612,306.01 = 16,487,581.12 : x - Step 2: Convert to fraction form
42,425,566.36/63,612,306.01 = 16,487,581.12/x - Step 3: Cross multiply
42,425,566.36x = 63,612,306.01 × 16,487,581.12 - Step 4: Simplify right side
42,425,566.36x = 1,048,813,055,431,717.12 - Step 5: Solve for x
x = 1,048,813,055,431,717.12/42,425,566.36 - Step 6: Final answer
x = 24,721,250.54
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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.