Home / 39,469,793.40-59,204,690.10-10,720,366.20

Finding the Fourth Proportional to 39,469,793.40, 59,204,690.10 and 10,720,366.20

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Solution

The fourth proportional to 39,469,793.40, 59,204,690.10 and 10,720,366.20 is: 16,080,549.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,469,793.40 : 59,204,690.10 = 10,720,366.20 : x
  2. Step 2: Convert to fraction form
    39,469,793.40/59,204,690.10 = 10,720,366.20/x
  3. Step 3: Cross multiply
    39,469,793.40x = 59,204,690.10 × 10,720,366.20
  4. Step 4: Simplify right side
    39,469,793.40x = 634,695,958,629,514.62
  5. Step 5: Solve for x
    x = 634,695,958,629,514.62/39,469,793.40
  6. Step 6: Final answer
    x = 16,080,549.30

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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.