Home / 8,474,331.90-12,694,909.05-5,098,511.10

Finding the Fourth Proportional to 8,474,331.90, 12,694,909.05 and 5,098,511.10

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Solution

The fourth proportional to 8,474,331.90, 12,694,909.05 and 5,098,511.10 is: 7,637,786.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,474,331.90 : 12,694,909.05 = 5,098,511.10 : x
  2. Step 2: Convert to fraction form
    8,474,331.90/12,694,909.05 = 5,098,511.10/x
  3. Step 3: Cross multiply
    8,474,331.90x = 12,694,909.05 × 5,098,511.10
  4. Step 4: Simplify right side
    8,474,331.90x = 64,725,134,704,915.45
  5. Step 5: Solve for x
    x = 64,725,134,704,915.45/8,474,331.90
  6. Step 6: Final answer
    x = 7,637,786.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.