Home / 12,310,180.92-18,465,246.61-11,561,067.13

Finding the Fourth Proportional to 12,310,180.92, 18,465,246.61 and 11,561,067.13

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Solution

The fourth proportional to 12,310,180.92, 18,465,246.61 and 11,561,067.13 is: 17,341,577.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,310,180.92 : 18,465,246.61 = 11,561,067.13 : x
  2. Step 2: Convert to fraction form
    12,310,180.92/18,465,246.61 = 11,561,067.13/x
  3. Step 3: Cross multiply
    12,310,180.92x = 18,465,246.61 × 11,561,067.13
  4. Step 4: Simplify right side
    12,310,180.92x = 213,477,955,555,149.16
  5. Step 5: Solve for x
    x = 213,477,955,555,149.16/12,310,180.92
  6. Step 6: Final answer
    x = 17,341,577.43

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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.