Finding the Fourth Proportional to 57,929,596.64, 86,970,337.24 and 38,845,747.12
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Solution
The fourth proportional to 57,929,596.64, 86,970,337.24 and 38,845,747.12 is: 58,319,545.16
Step by Step Solution
- Step 1: Write the proportion equation
57,929,596.64 : 86,970,337.24 = 38,845,747.12 : x - Step 2: Convert to fraction form
57,929,596.64/86,970,337.24 = 38,845,747.12/x - Step 3: Cross multiply
57,929,596.64x = 86,970,337.24 × 38,845,747.12 - Step 4: Simplify right side
57,929,596.64x = 3,378,427,727,366,158.50 - Step 5: Solve for x
x = 3,378,427,727,366,158.50/57,929,596.64 - Step 6: Final answer
x = 58,319,545.16
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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.