Finding the Fourth Proportional to 54,654,785.68, 81,979,221.72 and 27,727,741.84
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Solution
The fourth proportional to 54,654,785.68, 81,979,221.72 and 27,727,741.84 is: 41,590,112.70
Step by Step Solution
- Step 1: Write the proportion equation
54,654,785.68 : 81,979,221.72 = 27,727,741.84 : x - Step 2: Convert to fraction form
54,654,785.68/81,979,221.72 = 27,727,741.84/x - Step 3: Cross multiply
54,654,785.68x = 81,979,221.72 × 27,727,741.84 - Step 4: Simplify right side
54,654,785.68x = 2,273,098,696,096,280.50 - Step 5: Solve for x
x = 2,273,098,696,096,280.50/54,654,785.68 - Step 6: Final answer
x = 41,590,112.70
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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.