Home / 9,937,375.38-13,724,033.13-8,854,128.72

Finding the Fourth Proportional to 9,937,375.38, 13,724,033.13 and 8,854,128.72

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Solution

The fourth proportional to 9,937,375.38, 13,724,033.13 and 8,854,128.72 is: 12,228,013.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,937,375.38 : 13,724,033.13 = 8,854,128.72 : x
  2. Step 2: Convert to fraction form
    9,937,375.38/13,724,033.13 = 8,854,128.72/x
  3. Step 3: Cross multiply
    9,937,375.38x = 13,724,033.13 × 8,854,128.72
  4. Step 4: Simplify right side
    9,937,375.38x = 121,514,355,890,564.52
  5. Step 5: Solve for x
    x = 121,514,355,890,564.52/9,937,375.38
  6. Step 6: Final answer
    x = 12,228,013.06

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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.