Home / 7,581,949.20-11,372,923.80-4,712,167.80

Finding the Fourth Proportional to 7,581,949.20, 11,372,923.80 and 4,712,167.80

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Solution

The fourth proportional to 7,581,949.20, 11,372,923.80 and 4,712,167.80 is: 7,068,251.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,581,949.20 : 11,372,923.80 = 4,712,167.80 : x
  2. Step 2: Convert to fraction form
    7,581,949.20/11,372,923.80 = 4,712,167.80/x
  3. Step 3: Cross multiply
    7,581,949.20x = 11,372,923.80 × 4,712,167.80
  4. Step 4: Simplify right side
    7,581,949.20x = 53,591,125,322,213.64
  5. Step 5: Solve for x
    x = 53,591,125,322,213.64/7,581,949.20
  6. Step 6: Final answer
    x = 7,068,251.70

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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.