Finding the Fourth Proportional to 29,639,105.92, 40,903,689.92 and 16,586,252.16
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Solution
The fourth proportional to 29,639,105.92, 40,903,689.92 and 16,586,252.16 is: 22,889,992.60
Step by Step Solution
- Step 1: Write the proportion equation
29,639,105.92 : 40,903,689.92 = 16,586,252.16 : x - Step 2: Convert to fraction form
29,639,105.92/40,903,689.92 = 16,586,252.16/x - Step 3: Cross multiply
29,639,105.92x = 40,903,689.92 × 16,586,252.16 - Step 4: Simplify right side
29,639,105.92x = 678,438,915,287,570.25 - Step 5: Solve for x
x = 678,438,915,287,570.25/29,639,105.92 - Step 6: Final answer
x = 22,889,992.60
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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.