Home / 22,919,292.92-31,629,222.61-12,606,286.66

Finding the Fourth Proportional to 22,919,292.92, 31,629,222.61 and 12,606,286.66

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Solution

The fourth proportional to 22,919,292.92, 31,629,222.61 and 12,606,286.66 is: 17,397,004.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,919,292.92 : 31,629,222.61 = 12,606,286.66 : x
  2. Step 2: Convert to fraction form
    22,919,292.92/31,629,222.61 = 12,606,286.66/x
  3. Step 3: Cross multiply
    22,919,292.92x = 31,629,222.61 × 12,606,286.66
  4. Step 4: Simplify right side
    22,919,292.92x = 398,727,046,944,024.62
  5. Step 5: Solve for x
    x = 398,727,046,944,024.62/22,919,292.92
  6. Step 6: Final answer
    x = 17,397,004.71

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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.