Home / 13,349,469.75-20,023,198.61-4,251,199.83

Finding the Fourth Proportional to 13,349,469.75, 20,023,198.61 and 4,251,199.83

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Solution

The fourth proportional to 13,349,469.75, 20,023,198.61 and 4,251,199.83 is: 6,376,479.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349,469.75 : 20,023,198.61 = 4,251,199.83 : x
  2. Step 2: Convert to fraction form
    13,349,469.75/20,023,198.61 = 4,251,199.83/x
  3. Step 3: Cross multiply
    13,349,469.75x = 20,023,198.61 × 4,251,199.83
  4. Step 4: Simplify right side
    13,349,469.75x = 85,122,618,505,632.23
  5. Step 5: Solve for x
    x = 85,122,618,505,632.23/13,349,469.75
  6. Step 6: Final answer
    x = 6,376,479.37

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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.