Home / 13,840,797.90-20,761,204.11-3,605,630.61

Finding the Fourth Proportional to 13,840,797.90, 20,761,204.11 and 3,605,630.61

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Solution

The fourth proportional to 13,840,797.90, 20,761,204.11 and 3,605,630.61 is: 5,408,447.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,840,797.90 : 20,761,204.11 = 3,605,630.61 : x
  2. Step 2: Convert to fraction form
    13,840,797.90/20,761,204.11 = 3,605,630.61/x
  3. Step 3: Cross multiply
    13,840,797.90x = 20,761,204.11 × 3,605,630.61
  4. Step 4: Simplify right side
    13,840,797.90x = 74,857,233,007,310.70
  5. Step 5: Solve for x
    x = 74,857,233,007,310.70/13,840,797.90
  6. Step 6: Final answer
    x = 5,408,447.80

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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.