Finding the Fourth Proportional to 69,576,381.95, 104,273,785.08 and 38,869,720.97
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Solution
The fourth proportional to 69,576,381.95, 104,273,785.08 and 38,869,720.97 is: 58,253,861.68
Step by Step Solution
- Step 1: Write the proportion equation
69,576,381.95 : 104,273,785.08 = 38,869,720.97 : x - Step 2: Convert to fraction form
69,576,381.95/104,273,785.08 = 38,869,720.97/x - Step 3: Cross multiply
69,576,381.95x = 104,273,785.08 × 38,869,720.97 - Step 4: Simplify right side
69,576,381.95x = 4,053,092,929,914,756.50 - Step 5: Solve for x
x = 4,053,092,929,914,756.50/69,576,381.95 - Step 6: Final answer
x = 58,253,861.68
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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.