Home / 9,960,664.33-13,752,063.41-8,129,490.59

Finding the Fourth Proportional to 9,960,664.33, 13,752,063.41 and 8,129,490.59

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Solution

The fourth proportional to 9,960,664.33, 13,752,063.41 and 8,129,490.59 is: 11,223,876.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,960,664.33 : 13,752,063.41 = 8,129,490.59 : x
  2. Step 2: Convert to fraction form
    9,960,664.33/13,752,063.41 = 8,129,490.59/x
  3. Step 3: Cross multiply
    9,960,664.33x = 13,752,063.41 × 8,129,490.59
  4. Step 4: Simplify right side
    9,960,664.33x = 111,797,270,143,480.30
  5. Step 5: Solve for x
    x = 111,797,270,143,480.30/9,960,664.33
  6. Step 6: Final answer
    x = 11,223,876.89

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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.