Home / 22,169,418.69-30,593,508.80-12,380,034.90

Finding the Fourth Proportional to 22,169,418.69, 30,593,508.80 and 12,380,034.90

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Solution

The fourth proportional to 22,169,418.69, 30,593,508.80 and 12,380,034.90 is: 17,084,286.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,169,418.69 : 30,593,508.80 = 12,380,034.90 : x
  2. Step 2: Convert to fraction form
    22,169,418.69/30,593,508.80 = 12,380,034.90/x
  3. Step 3: Cross multiply
    22,169,418.69x = 30,593,508.80 × 12,380,034.90
  4. Step 4: Simplify right side
    22,169,418.69x = 378,748,706,595,557
  5. Step 5: Solve for x
    x = 378,748,706,595,557/22,169,418.69
  6. Step 6: Final answer
    x = 17,084,286.78

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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.