Home / 14,100,480.62-21,150,793.92-6,418,753.32

Finding the Fourth Proportional to 14,100,480.62, 21,150,793.92 and 6,418,753.32

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Solution

The fourth proportional to 14,100,480.62, 21,150,793.92 and 6,418,753.32 is: 9,628,163.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100,480.62 : 21,150,793.92 = 6,418,753.32 : x
  2. Step 2: Convert to fraction form
    14,100,480.62/21,150,793.92 = 6,418,753.32/x
  3. Step 3: Cross multiply
    14,100,480.62x = 21,150,793.92 × 6,418,753.32
  4. Step 4: Simplify right side
    14,100,480.62x = 135,761,728,798,021.61
  5. Step 5: Solve for x
    x = 135,761,728,798,021.61/14,100,480.62
  6. Step 6: Final answer
    x = 9,628,163.21

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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.