Home / 20,522,465.01-30,722,325.44-12,410,891.73

Finding the Fourth Proportional to 20,522,465.01, 30,722,325.44 and 12,410,891.73

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Solution

The fourth proportional to 20,522,465.01, 30,722,325.44 and 12,410,891.73 is: 18,579,223.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,522,465.01 : 30,722,325.44 = 12,410,891.73 : x
  2. Step 2: Convert to fraction form
    20,522,465.01/30,722,325.44 = 12,410,891.73/x
  3. Step 3: Cross multiply
    20,522,465.01x = 30,722,325.44 × 12,410,891.73
  4. Step 4: Simplify right side
    20,522,465.01x = 381,291,454,667,610.12
  5. Step 5: Solve for x
    x = 381,291,454,667,610.12/20,522,465.01
  6. Step 6: Final answer
    x = 18,579,223.04

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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.