Home / 6,979,930.12-9,631,124.22-3,882,046.24

Finding the Fourth Proportional to 6,979,930.12, 9,631,124.22 and 3,882,046.24

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Solution

The fourth proportional to 6,979,930.12, 9,631,124.22 and 3,882,046.24 is: 5,356,567.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979,930.12 : 9,631,124.22 = 3,882,046.24 : x
  2. Step 2: Convert to fraction form
    6,979,930.12/9,631,124.22 = 3,882,046.24/x
  3. Step 3: Cross multiply
    6,979,930.12x = 9,631,124.22 × 3,882,046.24
  4. Step 4: Simplify right side
    6,979,930.12x = 37,388,469,565,223.94
  5. Step 5: Solve for x
    x = 37,388,469,565,223.94/6,979,930.12
  6. Step 6: Final answer
    x = 5,356,567.89

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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.