Home / 6,175,246.37-8,521,890.03-3,421,979.75

Finding the Fourth Proportional to 6,175,246.37, 8,521,890.03 and 3,421,979.75

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Solution

The fourth proportional to 6,175,246.37, 8,521,890.03 and 3,421,979.75 is: 4,722,359.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,175,246.37 : 8,521,890.03 = 3,421,979.75 : x
  2. Step 2: Convert to fraction form
    6,175,246.37/8,521,890.03 = 3,421,979.75/x
  3. Step 3: Cross multiply
    6,175,246.37x = 8,521,890.03 × 3,421,979.75
  4. Step 4: Simplify right side
    6,175,246.37x = 29,161,735,135,691.61
  5. Step 5: Solve for x
    x = 29,161,735,135,691.61/6,175,246.37
  6. Step 6: Final answer
    x = 4,722,359.79

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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.