Finding the Fourth Proportional to 8,061,901.75, 11,125,424.42 and 4,440,229.75
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Solution
The fourth proportional to 8,061,901.75, 11,125,424.42 and 4,440,229.75 is: 6,127,517.06
Step by Step Solution
- Step 1: Write the proportion equation
8,061,901.75 : 11,125,424.42 = 4,440,229.75 : x - Step 2: Convert to fraction form
8,061,901.75/11,125,424.42 = 4,440,229.75/x - Step 3: Cross multiply
8,061,901.75x = 11,125,424.42 × 4,440,229.75 - Step 4: Simplify right side
8,061,901.75x = 49,399,440,491,060.49 - Step 5: Solve for x
x = 49,399,440,491,060.49/8,061,901.75 - Step 6: Final answer
x = 6,127,517.06
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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.