Home / 5,211,046.32-7,191,238.44-2,919,223.12

Finding the Fourth Proportional to 5,211,046.32, 7,191,238.44 and 2,919,223.12

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Solution

The fourth proportional to 5,211,046.32, 7,191,238.44 and 2,919,223.12 is: 4,028,524.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211,046.32 : 7,191,238.44 = 2,919,223.12 : x
  2. Step 2: Convert to fraction form
    5,211,046.32/7,191,238.44 = 2,919,223.12/x
  3. Step 3: Cross multiply
    5,211,046.32x = 7,191,238.44 × 2,919,223.12
  4. Step 4: Simplify right side
    5,211,046.32x = 20,992,829,515,480.73
  5. Step 5: Solve for x
    x = 20,992,829,515,480.73/5,211,046.32
  6. Step 6: Final answer
    x = 4,028,524.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.