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Finding the Fourth Proportional to 8,599,177.22, 11,866,508.69 and 4,678,949.48

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Solution

The fourth proportional to 8,599,177.22, 11,866,508.69 and 4,678,949.48 is: 6,456,756.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,599,177.22 : 11,866,508.69 = 4,678,949.48 : x
  2. Step 2: Convert to fraction form
    8,599,177.22/11,866,508.69 = 4,678,949.48/x
  3. Step 3: Cross multiply
    8,599,177.22x = 11,866,508.69 × 4,678,949.48
  4. Step 4: Simplify right side
    8,599,177.22x = 55,522,794,581,763.69
  5. Step 5: Solve for x
    x = 55,522,794,581,763.69/8,599,177.22
  6. Step 6: Final answer
    x = 6,456,756.64

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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.