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Finding the Fourth Proportional to 36,301,793.60, 54,473,685.60 and 13,584,987.20

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Solution

The fourth proportional to 36,301,793.60, 54,473,685.60 and 13,584,987.20 is: 20,385,337.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,301,793.60 : 54,473,685.60 = 13,584,987.20 : x
  2. Step 2: Convert to fraction form
    36,301,793.60/54,473,685.60 = 13,584,987.20/x
  3. Step 3: Cross multiply
    36,301,793.60x = 54,473,685.60 × 13,584,987.20
  4. Step 4: Simplify right side
    36,301,793.60x = 740,024,321,612,824.25
  5. Step 5: Solve for x
    x = 740,024,321,612,824.25/36,301,793.60
  6. Step 6: Final answer
    x = 20,385,337.70

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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.