Finding the Fourth Proportional to 5,887,431.92, 8,124,728.28 and 3,564,292.88
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Solution
The fourth proportional to 5,887,431.92, 8,124,728.28 and 3,564,292.88 is: 4,918,767.90
Step by Step Solution
- Step 1: Write the proportion equation
5,887,431.92 : 8,124,728.28 = 3,564,292.88 : x - Step 2: Convert to fraction form
5,887,431.92/8,124,728.28 = 3,564,292.88/x - Step 3: Cross multiply
5,887,431.92x = 8,124,728.28 × 3,564,292.88 - Step 4: Simplify right side
5,887,431.92x = 28,958,911,160,338.64 - Step 5: Solve for x
x = 28,958,911,160,338.64/5,887,431.92 - Step 6: Final answer
x = 4,918,767.90
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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.