Home / 5,519,917.32-8,279,401.65-3,360,381.92

Finding the Fourth Proportional to 5,519,917.32, 8,279,401.65 and 3,360,381.92

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Solution

The fourth proportional to 5,519,917.32, 8,279,401.65 and 3,360,381.92 is: 5,040,284.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519,917.32 : 8,279,401.65 = 3,360,381.92 : x
  2. Step 2: Convert to fraction form
    5,519,917.32/8,279,401.65 = 3,360,381.92/x
  3. Step 3: Cross multiply
    5,519,917.32x = 8,279,401.65 × 3,360,381.92
  4. Step 4: Simplify right side
    5,519,917.32x = 27,821,951,613,078.17
  5. Step 5: Solve for x
    x = 27,821,951,613,078.17/5,519,917.32
  6. Step 6: Final answer
    x = 5,040,284.12

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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.