Home / 10,961,561.80-16,442,342.70-3,388,515.40

Finding the Fourth Proportional to 10,961,561.80, 16,442,342.70 and 3,388,515.40

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Solution

The fourth proportional to 10,961,561.80, 16,442,342.70 and 3,388,515.40 is: 5,082,773.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,961,561.80 : 16,442,342.70 = 3,388,515.40 : x
  2. Step 2: Convert to fraction form
    10,961,561.80/16,442,342.70 = 3,388,515.40/x
  3. Step 3: Cross multiply
    10,961,561.80x = 16,442,342.70 × 3,388,515.40
  4. Step 4: Simplify right side
    10,961,561.80x = 55,715,131,451,027.58
  5. Step 5: Solve for x
    x = 55,715,131,451,027.58/10,961,561.80
  6. Step 6: Final answer
    x = 5,082,773.10

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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.