Home / 6,361,462.28-8,781,867.07-3,916,169.38

Finding the Fourth Proportional to 6,361,462.28, 8,781,867.07 and 3,916,169.38

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Solution

The fourth proportional to 6,361,462.28, 8,781,867.07 and 3,916,169.38 is: 5,406,190.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,361,462.28 : 8,781,867.07 = 3,916,169.38 : x
  2. Step 2: Convert to fraction form
    6,361,462.28/8,781,867.07 = 3,916,169.38/x
  3. Step 3: Cross multiply
    6,361,462.28x = 8,781,867.07 × 3,916,169.38
  4. Step 4: Simplify right side
    6,361,462.28x = 34,391,278,918,764.32
  5. Step 5: Solve for x
    x = 34,391,278,918,764.32/6,361,462.28
  6. Step 6: Final answer
    x = 5,406,190.81

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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.