Home / 5,530,008.20-7,631,448.90-3,082,774.64

Finding the Fourth Proportional to 5,530,008.20, 7,631,448.90 and 3,082,774.64

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Solution

The fourth proportional to 5,530,008.20, 7,631,448.90 and 3,082,774.64 is: 4,254,249.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530,008.20 : 7,631,448.90 = 3,082,774.64 : x
  2. Step 2: Convert to fraction form
    5,530,008.20/7,631,448.90 = 3,082,774.64/x
  3. Step 3: Cross multiply
    5,530,008.20x = 7,631,448.90 × 3,082,774.64
  4. Step 4: Simplify right side
    5,530,008.20x = 23,526,037,135,375.90
  5. Step 5: Solve for x
    x = 23,526,037,135,375.90/5,530,008.20
  6. Step 6: Final answer
    x = 4,254,249.95

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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.