Finding the Fourth Proportional to 73,255,639.46, 109,799,873.98 and 29,508,404.99
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Solution
The fourth proportional to 73,255,639.46, 109,799,873.98 and 29,508,404.99 is: 44,228,938.18
Step by Step Solution
- Step 1: Write the proportion equation
73,255,639.46 : 109,799,873.98 = 29,508,404.99 : x - Step 2: Convert to fraction form
73,255,639.46/109,799,873.98 = 29,508,404.99/x - Step 3: Cross multiply
73,255,639.46x = 109,799,873.98 × 29,508,404.99 - Step 4: Simplify right side
73,255,639.46x = 3,240,019,149,252,803 - Step 5: Solve for x
x = 3,240,019,149,252,803/73,255,639.46 - Step 6: Final answer
x = 44,228,938.18
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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.