Home / 6,481,149.12-8,944,745.76-3,904,130.88

Finding the Fourth Proportional to 6,481,149.12, 8,944,745.76 and 3,904,130.88

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Solution

The fourth proportional to 6,481,149.12, 8,944,745.76 and 3,904,130.88 is: 5,388,158.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,481,149.12 : 8,944,745.76 = 3,904,130.88 : x
  2. Step 2: Convert to fraction form
    6,481,149.12/8,944,745.76 = 3,904,130.88/x
  3. Step 3: Cross multiply
    6,481,149.12x = 8,944,745.76 × 3,904,130.88
  4. Step 4: Simplify right side
    6,481,149.12x = 34,921,458,135,365.07
  5. Step 5: Solve for x
    x = 34,921,458,135,365.07/6,481,149.12
  6. Step 6: Final answer
    x = 5,388,158.41

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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.