Finding the Fourth Proportional to 69,541,915.18, 104,270,357.49 and 33,161,432.62
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Solution
The fourth proportional to 69,541,915.18, 104,270,357.49 and 33,161,432.62 is: 49,721,875.29
Step by Step Solution
- Step 1: Write the proportion equation
69,541,915.18 : 104,270,357.49 = 33,161,432.62 : x - Step 2: Convert to fraction form
69,541,915.18/104,270,357.49 = 33,161,432.62/x - Step 3: Cross multiply
69,541,915.18x = 104,270,357.49 × 33,161,432.62 - Step 4: Simplify right side
69,541,915.18x = 3,457,754,434,167,947.50 - Step 5: Solve for x
x = 3,457,754,434,167,947.50/69,541,915.18 - Step 6: Final answer
x = 49,721,875.29
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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.