Home / 20,178,003.38-27,845,383.39-11,010,488.18

Finding the Fourth Proportional to 20,178,003.38, 27,845,383.39 and 11,010,488.18

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Solution

The fourth proportional to 20,178,003.38, 27,845,383.39 and 11,010,488.18 is: 15,194,331.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,178,003.38 : 27,845,383.39 = 11,010,488.18 : x
  2. Step 2: Convert to fraction form
    20,178,003.38/27,845,383.39 = 11,010,488.18/x
  3. Step 3: Cross multiply
    20,178,003.38x = 27,845,383.39 × 11,010,488.18
  4. Step 4: Simplify right side
    20,178,003.38x = 306,591,264,488,884
  5. Step 5: Solve for x
    x = 306,591,264,488,884/20,178,003.38
  6. Step 6: Final answer
    x = 15,194,331.11

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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.