Home / 6,915,910.30-10,366,867.05-4,074,559.90

Finding the Fourth Proportional to 6,915,910.30, 10,366,867.05 and 4,074,559.90

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Solution

The fourth proportional to 6,915,910.30, 10,366,867.05 and 4,074,559.90 is: 6,107,716.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915,910.30 : 10,366,867.05 = 4,074,559.90 : x
  2. Step 2: Convert to fraction form
    6,915,910.30/10,366,867.05 = 4,074,559.90/x
  3. Step 3: Cross multiply
    6,915,910.30x = 10,366,867.05 × 4,074,559.90
  4. Step 4: Simplify right side
    6,915,910.30x = 42,240,420,770,561.30
  5. Step 5: Solve for x
    x = 42,240,420,770,561.30/6,915,910.30
  6. Step 6: Final answer
    x = 6,107,716.69

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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.