Home / 29,162,686.52-40,244,843.90-16,109,671.79

Finding the Fourth Proportional to 29,162,686.52, 40,244,843.90 and 16,109,671.79

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Solution

The fourth proportional to 29,162,686.52, 40,244,843.90 and 16,109,671.79 is: 22,231,532.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,162,686.52 : 40,244,843.90 = 16,109,671.79 : x
  2. Step 2: Convert to fraction form
    29,162,686.52/40,244,843.90 = 16,109,671.79/x
  3. Step 3: Cross multiply
    29,162,686.52x = 40,244,843.90 × 16,109,671.79
  4. Step 4: Simplify right side
    29,162,686.52x = 648,331,226,337,976.12
  5. Step 5: Solve for x
    x = 648,331,226,337,976.12/29,162,686.52
  6. Step 6: Final answer
    x = 22,231,532.95

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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.