Home / 9,380,337.20-14,070,505.80-3,987,632.60

Finding the Fourth Proportional to 9,380,337.20, 14,070,505.80 and 3,987,632.60

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Solution

The fourth proportional to 9,380,337.20, 14,070,505.80 and 3,987,632.60 is: 5,981,448.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,380,337.20 : 14,070,505.80 = 3,987,632.60 : x
  2. Step 2: Convert to fraction form
    9,380,337.20/14,070,505.80 = 3,987,632.60/x
  3. Step 3: Cross multiply
    9,380,337.20x = 14,070,505.80 × 3,987,632.60
  4. Step 4: Simplify right side
    9,380,337.20x = 56,108,007,626,569.09
  5. Step 5: Solve for x
    x = 56,108,007,626,569.09/9,380,337.20
  6. Step 6: Final answer
    x = 5,981,448.90

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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.