Finding the Fourth Proportional to 14,737,047.08, 20,336,337.46 and 8,121,420.68
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Solution
The fourth proportional to 14,737,047.08, 20,336,337.46 and 8,121,420.68 is: 11,207,126.55
Step by Step Solution
- Step 1: Write the proportion equation
14,737,047.08 : 20,336,337.46 = 8,121,420.68 : x - Step 2: Convert to fraction form
14,737,047.08/20,336,337.46 = 8,121,420.68/x - Step 3: Cross multiply
14,737,047.08x = 20,336,337.46 × 8,121,420.68 - Step 4: Simplify right side
14,737,047.08x = 165,159,951,603,102.69 - Step 5: Solve for x
x = 165,159,951,603,102.69/14,737,047.08 - Step 6: Final answer
x = 11,207,126.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.