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Finding the Fourth Proportional to 7,432,801.43, 11,149,202.14 and 7,432,801.43

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Solution

The fourth proportional to 7,432,801.43, 11,149,202.14 and 7,432,801.43 is: 11,149,202.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,432,801.43 : 11,149,202.14 = 7,432,801.43 : x
  2. Step 2: Convert to fraction form
    7,432,801.43/11,149,202.14 = 7,432,801.43/x
  3. Step 3: Cross multiply
    7,432,801.43x = 11,149,202.14 × 7,432,801.43
  4. Step 4: Simplify right side
    7,432,801.43x = 82,869,805,535,223.03
  5. Step 5: Solve for x
    x = 82,869,805,535,223.03/7,432,801.43
  6. Step 6: Final answer
    x = 11,149,202.14

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Double scale
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Similar ratio
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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.