Home / 8,268,840.60-12,403,260.90-2,203,560.60

Finding the Fourth Proportional to 8,268,840.60, 12,403,260.90 and 2,203,560.60

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Solution

The fourth proportional to 8,268,840.60, 12,403,260.90 and 2,203,560.60 is: 3,305,340.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268,840.60 : 12,403,260.90 = 2,203,560.60 : x
  2. Step 2: Convert to fraction form
    8,268,840.60/12,403,260.90 = 2,203,560.60/x
  3. Step 3: Cross multiply
    8,268,840.60x = 12,403,260.90 × 2,203,560.60
  4. Step 4: Simplify right side
    8,268,840.60x = 27,331,337,030,760.54
  5. Step 5: Solve for x
    x = 27,331,337,030,760.54/8,268,840.60
  6. Step 6: Final answer
    x = 3,305,340.90

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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.