Home / 8,784,753.90-12,123,084.15-5,061,527.16

Finding the Fourth Proportional to 8,784,753.90, 12,123,084.15 and 5,061,527.16

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Solution

The fourth proportional to 8,784,753.90, 12,123,084.15 and 5,061,527.16 is: 6,984,978.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784,753.90 : 12,123,084.15 = 5,061,527.16 : x
  2. Step 2: Convert to fraction form
    8,784,753.90/12,123,084.15 = 5,061,527.16/x
  3. Step 3: Cross multiply
    8,784,753.90x = 12,123,084.15 × 5,061,527.16
  4. Step 4: Simplify right side
    8,784,753.90x = 61,361,319,688,190.52
  5. Step 5: Solve for x
    x = 61,361,319,688,190.52/8,784,753.90
  6. Step 6: Final answer
    x = 6,984,978.79

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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.