Finding the Fourth Proportional to 58,856,704.02, 81,176,238.09 and 38,236,793.94
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Solution
The fourth proportional to 58,856,704.02, 81,176,238.09 and 38,236,793.94 is: 52,736,882.58
Step by Step Solution
- Step 1: Write the proportion equation
58,856,704.02 : 81,176,238.09 = 38,236,793.94 : x - Step 2: Convert to fraction form
58,856,704.02/81,176,238.09 = 38,236,793.94/x - Step 3: Cross multiply
58,856,704.02x = 81,176,238.09 × 38,236,793.94 - Step 4: Simplify right side
58,856,704.02x = 3,103,919,088,671,709 - Step 5: Solve for x
x = 3,103,919,088,671,709/58,856,704.02 - Step 6: Final answer
x = 52,736,882.58
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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.