Home / 12,291,845.10-18,448,921.35-6,230,793.30

Finding the Fourth Proportional to 12,291,845.10, 18,448,921.35 and 6,230,793.30

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Solution

The fourth proportional to 12,291,845.10, 18,448,921.35 and 6,230,793.30 is: 9,351,843.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,845.10 : 18,448,921.35 = 6,230,793.30 : x
  2. Step 2: Convert to fraction form
    12,291,845.10/18,448,921.35 = 6,230,793.30/x
  3. Step 3: Cross multiply
    12,291,845.10x = 18,448,921.35 × 6,230,793.30
  4. Step 4: Simplify right side
    12,291,845.10x = 114,951,415,539,806.95
  5. Step 5: Solve for x
    x = 114,951,415,539,806.95/12,291,845.10
  6. Step 6: Final answer
    x = 9,351,843.81

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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.