Home / 52,332,789.24-72,217,929.19-28,811,091.15

Finding the Fourth Proportional to 52,332,789.24, 72,217,929.19 and 28,811,091.15

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Solution

The fourth proportional to 52,332,789.24, 72,217,929.19 and 28,811,091.15 is: 39,758,579.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,332,789.24 : 72,217,929.19 = 28,811,091.15 : x
  2. Step 2: Convert to fraction form
    52,332,789.24/72,217,929.19 = 28,811,091.15/x
  3. Step 3: Cross multiply
    52,332,789.24x = 72,217,929.19 × 28,811,091.15
  4. Step 4: Simplify right side
    52,332,789.24x = 2,080,677,340,052,190.50
  5. Step 5: Solve for x
    x = 2,080,677,340,052,190.50/52,332,789.24
  6. Step 6: Final answer
    x = 39,758,579.09

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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.