Home / 8,170,442.80-12,259,600.80-5,769,116.80

Finding the Fourth Proportional to 8,170,442.80, 12,259,600.80 and 5,769,116.80

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Solution

The fourth proportional to 8,170,442.80, 12,259,600.80 and 5,769,116.80 is: 8,656,454.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,170,442.80 : 12,259,600.80 = 5,769,116.80 : x
  2. Step 2: Convert to fraction form
    8,170,442.80/12,259,600.80 = 5,769,116.80/x
  3. Step 3: Cross multiply
    8,170,442.80x = 12,259,600.80 × 5,769,116.80
  4. Step 4: Simplify right side
    8,170,442.80x = 70,727,068,936,573.44
  5. Step 5: Solve for x
    x = 70,727,068,936,573.44/8,170,442.80
  6. Step 6: Final answer
    x = 8,656,454.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.