Home / 22,919,291.92-31,629,221.10-12,606,285.64

Finding the Fourth Proportional to 22,919,291.92, 31,629,221.10 and 12,606,285.64

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Solution

The fourth proportional to 22,919,291.92, 31,629,221.10 and 12,606,285.64 is: 17,397,003.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,919,291.92 : 31,629,221.10 = 12,606,285.64 : x
  2. Step 2: Convert to fraction form
    22,919,291.92/31,629,221.10 = 12,606,285.64/x
  3. Step 3: Cross multiply
    22,919,291.92x = 31,629,221.10 × 12,606,285.64
  4. Step 4: Simplify right side
    22,919,291.92x = 398,726,995,757,315.06
  5. Step 5: Solve for x
    x = 398,726,995,757,315.06/22,919,291.92
  6. Step 6: Final answer
    x = 17,397,003.24

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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.