Finding the Fourth Proportional to 71,865,568.44, 107,755,257.17 and 32,955,276.23
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Solution
The fourth proportional to 71,865,568.44, 107,755,257.17 and 32,955,276.23 is: 49,413,152.11
Step by Step Solution
- Step 1: Write the proportion equation
71,865,568.44 : 107,755,257.17 = 32,955,276.23 : x - Step 2: Convert to fraction form
71,865,568.44/107,755,257.17 = 32,955,276.23/x - Step 3: Cross multiply
71,865,568.44x = 107,755,257.17 × 32,955,276.23 - Step 4: Simplify right side
71,865,568.44x = 3,551,104,264,568,486 - Step 5: Solve for x
x = 3,551,104,264,568,486/71,865,568.44 - Step 6: Final answer
x = 49,413,152.11
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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.