Home / 8,665,098.76-11,957,962.26-4,991,988.52

Finding the Fourth Proportional to 8,665,098.76, 11,957,962.26 and 4,991,988.52

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Solution

The fourth proportional to 8,665,098.76, 11,957,962.26 and 4,991,988.52 is: 6,889,016.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,665,098.76 : 11,957,962.26 = 4,991,988.52 : x
  2. Step 2: Convert to fraction form
    8,665,098.76/11,957,962.26 = 4,991,988.52/x
  3. Step 3: Cross multiply
    8,665,098.76x = 11,957,962.26 × 4,991,988.52
  4. Step 4: Simplify right side
    8,665,098.76x = 59,694,010,324,513.25
  5. Step 5: Solve for x
    x = 59,694,010,324,513.25/8,665,098.76
  6. Step 6: Final answer
    x = 6,889,016.73

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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.