Finding the Fourth Proportional to 16,057,487.24, 22,159,399.08 and 8,715,330.92
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Solution
The fourth proportional to 16,057,487.24, 22,159,399.08 and 8,715,330.92 is: 12,027,192.87
Step by Step Solution
- Step 1: Write the proportion equation
16,057,487.24 : 22,159,399.08 = 8,715,330.92 : x - Step 2: Convert to fraction form
16,057,487.24/22,159,399.08 = 8,715,330.92/x - Step 3: Cross multiply
16,057,487.24x = 22,159,399.08 × 8,715,330.92 - Step 4: Simplify right side
16,057,487.24x = 193,126,495,970,543.53 - Step 5: Solve for x
x = 193,126,495,970,543.53/16,057,487.24 - Step 6: Final answer
x = 12,027,192.87
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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.