Home / 10,961,570.30-16,442,355.45-3,388,523.90

Finding the Fourth Proportional to 10,961,570.30, 16,442,355.45 and 3,388,523.90

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Solution

The fourth proportional to 10,961,570.30, 16,442,355.45 and 3,388,523.90 is: 5,082,785.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,961,570.30 : 16,442,355.45 = 3,388,523.90 : x
  2. Step 2: Convert to fraction form
    10,961,570.30/16,442,355.45 = 3,388,523.90/x
  3. Step 3: Cross multiply
    10,961,570.30x = 16,442,355.45 × 3,388,523.90
  4. Step 4: Simplify right side
    10,961,570.30x = 55,715,314,414,620.25
  5. Step 5: Solve for x
    x = 55,715,314,414,620.25/10,961,570.30
  6. Step 6: Final answer
    x = 5,082,785.85

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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.