Home / 7,481,145.55-11,222,190.73-3,162,390.44

Finding the Fourth Proportional to 7,481,145.55, 11,222,190.73 and 3,162,390.44

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Solution

The fourth proportional to 7,481,145.55, 11,222,190.73 and 3,162,390.44 is: 4,743,785.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481,145.55 : 11,222,190.73 = 3,162,390.44 : x
  2. Step 2: Convert to fraction form
    7,481,145.55/11,222,190.73 = 3,162,390.44/x
  3. Step 3: Cross multiply
    7,481,145.55x = 11,222,190.73 × 3,162,390.44
  4. Step 4: Simplify right side
    7,481,145.55x = 35,488,948,628,250.66
  5. Step 5: Solve for x
    x = 35,488,948,628,250.66/7,481,145.55
  6. Step 6: Final answer
    x = 4,743,785.35

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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.