Home / 12,541,101.24-18,804,536.82-11,471,162.52

Finding the Fourth Proportional to 12,541,101.24, 18,804,536.82 and 11,471,162.52

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Solution

The fourth proportional to 12,541,101.24, 18,804,536.82 and 11,471,162.52 is: 17,200,235.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541,101.24 : 18,804,536.82 = 11,471,162.52 : x
  2. Step 2: Convert to fraction form
    12,541,101.24/18,804,536.82 = 11,471,162.52/x
  3. Step 3: Cross multiply
    12,541,101.24x = 18,804,536.82 × 11,471,162.52
  4. Step 4: Simplify right side
    12,541,101.24x = 215,709,897,975,543.97
  5. Step 5: Solve for x
    x = 215,709,897,975,543.97/12,541,101.24
  6. Step 6: Final answer
    x = 17,200,235.76

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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.