Home / 9,960,667.14-13,752,067.29-8,129,493.41

Finding the Fourth Proportional to 9,960,667.14, 13,752,067.29 and 8,129,493.41

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Solution

The fourth proportional to 9,960,667.14, 13,752,067.29 and 8,129,493.41 is: 11,223,880.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,960,667.14 : 13,752,067.29 = 8,129,493.41 : x
  2. Step 2: Convert to fraction form
    9,960,667.14/13,752,067.29 = 8,129,493.41/x
  3. Step 3: Cross multiply
    9,960,667.14x = 13,752,067.29 × 8,129,493.41
  4. Step 4: Simplify right side
    9,960,667.14x = 111,797,340,369,656.81
  5. Step 5: Solve for x
    x = 111,797,340,369,656.81/9,960,667.14
  6. Step 6: Final answer
    x = 11,223,880.77

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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.