Home / 28,589,027.20-42,883,540.80-11,540,924.80

Finding the Fourth Proportional to 28,589,027.20, 42,883,540.80 and 11,540,924.80

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Solution

The fourth proportional to 28,589,027.20, 42,883,540.80 and 11,540,924.80 is: 17,311,387.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,589,027.20 : 42,883,540.80 = 11,540,924.80 : x
  2. Step 2: Convert to fraction form
    28,589,027.20/42,883,540.80 = 11,540,924.80/x
  3. Step 3: Cross multiply
    28,589,027.20x = 42,883,540.80 × 11,540,924.80
  4. Step 4: Simplify right side
    28,589,027.20x = 494,915,719,530,531.81
  5. Step 5: Solve for x
    x = 494,915,719,530,531.81/28,589,027.20
  6. Step 6: Final answer
    x = 17,311,387.20

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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.