Home / 11,516,874.13-17,278,539.45-5,040,513.87

Finding the Fourth Proportional to 11,516,874.13, 17,278,539.45 and 5,040,513.87

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Solution

The fourth proportional to 11,516,874.13, 17,278,539.45 and 5,040,513.87 is: 7,562,183.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,516,874.13 : 17,278,539.45 = 5,040,513.87 : x
  2. Step 2: Convert to fraction form
    11,516,874.13/17,278,539.45 = 5,040,513.87/x
  3. Step 3: Cross multiply
    11,516,874.13x = 17,278,539.45 × 5,040,513.87
  4. Step 4: Simplify right side
    11,516,874.13x = 87,092,717,751,067.17
  5. Step 5: Solve for x
    x = 87,092,717,751,067.17/11,516,874.13
  6. Step 6: Final answer
    x = 7,562,183.69

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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.