Home / 8,067,141.56-11,132,432.94-4,395,978.68

Finding the Fourth Proportional to 8,067,141.56, 11,132,432.94 and 4,395,978.68

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Solution

The fourth proportional to 8,067,141.56, 11,132,432.94 and 4,395,978.68 is: 6,066,329.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067,141.56 : 11,132,432.94 = 4,395,978.68 : x
  2. Step 2: Convert to fraction form
    8,067,141.56/11,132,432.94 = 4,395,978.68/x
  3. Step 3: Cross multiply
    8,067,141.56x = 11,132,432.94 × 4,395,978.68
  4. Step 4: Simplify right side
    8,067,141.56x = 48,937,937,860,769.71
  5. Step 5: Solve for x
    x = 48,937,937,860,769.71/8,067,141.56
  6. Step 6: Final answer
    x = 6,066,329.38

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Double scale
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1.5x scale

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.