Finding the Fourth Proportional to 77,486,874.40, 116,244,614.58 and 32,052,211.84
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Solution
The fourth proportional to 77,486,874.40, 116,244,614.58 and 32,052,211.84 is: 48,084,234.15
Step by Step Solution
- Step 1: Write the proportion equation
77,486,874.40 : 116,244,614.58 = 32,052,211.84 : x - Step 2: Convert to fraction form
77,486,874.40/116,244,614.58 = 32,052,211.84/x - Step 3: Cross multiply
77,486,874.40x = 116,244,614.58 × 32,052,211.84 - Step 4: Simplify right side
77,486,874.40x = 3,725,897,011,857,443 - Step 5: Solve for x
x = 3,725,897,011,857,443/77,486,874.40 - Step 6: Final answer
x = 48,084,234.15
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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.