Home / 72,053,778.24-108,091,864.32-24,195,919.68

Finding the Fourth Proportional to 72,053,778.24, 108,091,864.32 and 24,195,919.68

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Solution

The fourth proportional to 72,053,778.24, 108,091,864.32 and 24,195,919.68 is: 36,297,639.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,053,778.24 : 108,091,864.32 = 24,195,919.68 : x
  2. Step 2: Convert to fraction form
    72,053,778.24/108,091,864.32 = 24,195,919.68/x
  3. Step 3: Cross multiply
    72,053,778.24x = 108,091,864.32 × 24,195,919.68
  4. Step 4: Simplify right side
    72,053,778.24x = 2,615,382,067,148,177.50
  5. Step 5: Solve for x
    x = 2,615,382,067,148,177.50/72,053,778.24
  6. Step 6: Final answer
    x = 36,297,639.50

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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.