Home / 5,366,820.82-8,029,917.28-3,179,565.22

Finding the Fourth Proportional to 5,366,820.82, 8,029,917.28 and 3,179,565.22

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Solution

The fourth proportional to 5,366,820.82, 8,029,917.28 and 3,179,565.22 is: 4,757,312.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,366,820.82 : 8,029,917.28 = 3,179,565.22 : x
  2. Step 2: Convert to fraction form
    5,366,820.82/8,029,917.28 = 3,179,565.22/x
  3. Step 3: Cross multiply
    5,366,820.82x = 8,029,917.28 × 3,179,565.22
  4. Step 4: Simplify right side
    5,366,820.82x = 25,531,645,679,337.42
  5. Step 5: Solve for x
    x = 25,531,645,679,337.42/5,366,820.82
  6. Step 6: Final answer
    x = 4,757,312.85

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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.