Home / 5,375,391.86-7,417,778.72-3,051,979.97

Finding the Fourth Proportional to 5,375,391.86, 7,417,778.72 and 3,051,979.97

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Solution

The fourth proportional to 5,375,391.86, 7,417,778.72 and 3,051,979.97 is: 4,211,583.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375,391.86 : 7,417,778.72 = 3,051,979.97 : x
  2. Step 2: Convert to fraction form
    5,375,391.86/7,417,778.72 = 3,051,979.97/x
  3. Step 3: Cross multiply
    5,375,391.86x = 7,417,778.72 × 3,051,979.97
  4. Step 4: Simplify right side
    5,375,391.86x = 22,638,912,022,983.45
  5. Step 5: Solve for x
    x = 22,638,912,022,983.45/5,375,391.86
  6. Step 6: Final answer
    x = 4,211,583.56

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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.