Home / 18,206,517.29-27,290,701.31-8,483,112.77

Finding the Fourth Proportional to 18,206,517.29, 27,290,701.31 and 8,483,112.77

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Solution

The fourth proportional to 18,206,517.29, 27,290,701.31 and 8,483,112.77 is: 12,715,781.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,206,517.29 : 27,290,701.31 = 8,483,112.77 : x
  2. Step 2: Convert to fraction form
    18,206,517.29/27,290,701.31 = 8,483,112.77/x
  3. Step 3: Cross multiply
    18,206,517.29x = 27,290,701.31 × 8,483,112.77
  4. Step 4: Simplify right side
    18,206,517.29x = 231,510,096,606,247.69
  5. Step 5: Solve for x
    x = 231,510,096,606,247.69/18,206,517.29
  6. Step 6: Final answer
    x = 12,715,781.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.