Home / 22,515,319.71-31,071,251.93-12,202,042.82

Finding the Fourth Proportional to 22,515,319.71, 31,071,251.93 and 12,202,042.82

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Solution

The fourth proportional to 22,515,319.71, 31,071,251.93 and 12,202,042.82 is: 16,838,879.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,515,319.71 : 31,071,251.93 = 12,202,042.82 : x
  2. Step 2: Convert to fraction form
    22,515,319.71/31,071,251.93 = 12,202,042.82/x
  3. Step 3: Cross multiply
    22,515,319.71x = 31,071,251.93 × 12,202,042.82
  4. Step 4: Simplify right side
    22,515,319.71x = 379,132,746,304,501.19
  5. Step 5: Solve for x
    x = 379,132,746,304,501.19/22,515,319.71
  6. Step 6: Final answer
    x = 16,838,879.09

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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.