Finding the Fourth Proportional to 16,079,270.15, 22,189,532.96 and 8,737,103.24
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Solution
The fourth proportional to 16,079,270.15, 22,189,532.96 and 8,737,103.24 is: 12,057,278.63
Step by Step Solution
- Step 1: Write the proportion equation
16,079,270.15 : 22,189,532.96 = 8,737,103.24 : x - Step 2: Convert to fraction form
16,079,270.15/22,189,532.96 = 8,737,103.24/x - Step 3: Cross multiply
16,079,270.15x = 22,189,532.96 × 8,737,103.24 - Step 4: Simplify right side
16,079,270.15x = 193,872,240,275,217.25 - Step 5: Solve for x
x = 193,872,240,275,217.25/16,079,270.15 - Step 6: Final answer
x = 12,057,278.63
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1.5x scale
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.