Home / 22,470,170.52-31,030,251.31-21,246,011.85

Finding the Fourth Proportional to 22,470,170.52, 31,030,251.31 and 21,246,011.85

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Solution

The fourth proportional to 22,470,170.52, 31,030,251.31 and 21,246,011.85 is: 29,339,745.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,470,170.52 : 31,030,251.31 = 21,246,011.85 : x
  2. Step 2: Convert to fraction form
    22,470,170.52/31,030,251.31 = 21,246,011.85/x
  3. Step 3: Cross multiply
    22,470,170.52x = 31,030,251.31 × 21,246,011.85
  4. Step 4: Simplify right side
    22,470,170.52x = 659,269,087,183,659
  5. Step 5: Solve for x
    x = 659,269,087,183,659/22,470,170.52
  6. Step 6: Final answer
    x = 29,339,745.62

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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.