Home / 56,712,229.60-85,068,344.40-27,972,133.60

Finding the Fourth Proportional to 56,712,229.60, 85,068,344.40 and 27,972,133.60

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Solution

The fourth proportional to 56,712,229.60, 85,068,344.40 and 27,972,133.60 is: 41,958,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,712,229.60 : 85,068,344.40 = 27,972,133.60 : x
  2. Step 2: Convert to fraction form
    56,712,229.60/85,068,344.40 = 27,972,133.60/x
  3. Step 3: Cross multiply
    56,712,229.60x = 85,068,344.40 × 27,972,133.60
  4. Step 4: Simplify right side
    56,712,229.60x = 2,379,543,094,687,612
  5. Step 5: Solve for x
    x = 2,379,543,094,687,612/56,712,229.60
  6. Step 6: Final answer
    x = 41,958,200.40

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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.