Home / 9,960,667.01-13,752,067.12-8,129,493.28

Finding the Fourth Proportional to 9,960,667.01, 13,752,067.12 and 8,129,493.28

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Solution

The fourth proportional to 9,960,667.01, 13,752,067.12 and 8,129,493.28 is: 11,223,880.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,960,667.01 : 13,752,067.12 = 8,129,493.28 : x
  2. Step 2: Convert to fraction form
    9,960,667.01/13,752,067.12 = 8,129,493.28/x
  3. Step 3: Cross multiply
    9,960,667.01x = 13,752,067.12 × 8,129,493.28
  4. Step 4: Simplify right side
    9,960,667.01x = 111,797,337,238,148.95
  5. Step 5: Solve for x
    x = 111,797,337,238,148.95/9,960,667.01
  6. Step 6: Final answer
    x = 11,223,880.60

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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.