Home / 37,847,123.52-52,229,022.39-20,443,468.92

Finding the Fourth Proportional to 37,847,123.52, 52,229,022.39 and 20,443,468.92

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Solution

The fourth proportional to 37,847,123.52, 52,229,022.39 and 20,443,468.92 is: 28,211,982.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,847,123.52 : 52,229,022.39 = 20,443,468.92 : x
  2. Step 2: Convert to fraction form
    37,847,123.52/52,229,022.39 = 20,443,468.92/x
  3. Step 3: Cross multiply
    37,847,123.52x = 52,229,022.39 × 20,443,468.92
  4. Step 4: Simplify right side
    37,847,123.52x = 1,067,742,395,951,949.25
  5. Step 5: Solve for x
    x = 1,067,742,395,951,949.25/37,847,123.52
  6. Step 6: Final answer
    x = 28,211,982.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.