Home / 14,096,781.20-21,145,171.80-13,246,475.60

Finding the Fourth Proportional to 14,096,781.20, 21,145,171.80 and 13,246,475.60

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Solution

The fourth proportional to 14,096,781.20, 21,145,171.80 and 13,246,475.60 is: 19,869,713.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,096,781.20 : 21,145,171.80 = 13,246,475.60 : x
  2. Step 2: Convert to fraction form
    14,096,781.20/21,145,171.80 = 13,246,475.60/x
  3. Step 3: Cross multiply
    14,096,781.20x = 21,145,171.80 × 13,246,475.60
  4. Step 4: Simplify right side
    14,096,781.20x = 280,099,002,306,508.09
  5. Step 5: Solve for x
    x = 280,099,002,306,508.09/14,096,781.20
  6. Step 6: Final answer
    x = 19,869,713.40

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1.5x scale

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.