Home / 12,281,251.56-18,419,924.43-4,083,212.13

Finding the Fourth Proportional to 12,281,251.56, 18,419,924.43 and 4,083,212.13

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Solution

The fourth proportional to 12,281,251.56, 18,419,924.43 and 4,083,212.13 is: 6,124,168.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,281,251.56 : 18,419,924.43 = 4,083,212.13 : x
  2. Step 2: Convert to fraction form
    12,281,251.56/18,419,924.43 = 4,083,212.13/x
  3. Step 3: Cross multiply
    12,281,251.56x = 18,419,924.43 × 4,083,212.13
  4. Step 4: Simplify right side
    12,281,251.56x = 75,212,458,866,259.33
  5. Step 5: Solve for x
    x = 75,212,458,866,259.33/12,281,251.56
  6. Step 6: Final answer
    x = 6,124,168.90

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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.