Finding the Fourth Proportional to 7,364,744.67, 10,162,618.12 and 4,101,862.48
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Solution
The fourth proportional to 7,364,744.67, 10,162,618.12 and 4,101,862.48 is: 5,660,163.90
Step by Step Solution
- Step 1: Write the proportion equation
7,364,744.67 : 10,162,618.12 = 4,101,862.48 : x - Step 2: Convert to fraction form
7,364,744.67/10,162,618.12 = 4,101,862.48/x - Step 3: Cross multiply
7,364,744.67x = 10,162,618.12 × 4,101,862.48 - Step 4: Simplify right side
7,364,744.67x = 41,685,661,944,716.92 - Step 5: Solve for x
x = 41,685,661,944,716.92/7,364,744.67 - Step 6: Final answer
x = 5,660,163.90
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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.