Home / 6,131,383.21-9,198,499.45-2,087,906.12

Finding the Fourth Proportional to 6,131,383.21, 9,198,499.45 and 2,087,906.12

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Solution

The fourth proportional to 6,131,383.21, 9,198,499.45 and 2,087,906.12 is: 3,132,344.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,131,383.21 : 9,198,499.45 = 2,087,906.12 : x
  2. Step 2: Convert to fraction form
    6,131,383.21/9,198,499.45 = 2,087,906.12/x
  3. Step 3: Cross multiply
    6,131,383.21x = 9,198,499.45 × 2,087,906.12
  4. Step 4: Simplify right side
    6,131,383.21x = 19,205,603,277,796.33
  5. Step 5: Solve for x
    x = 19,205,603,277,796.33/6,131,383.21
  6. Step 6: Final answer
    x = 3,132,344.30

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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.