Home / 5,121,732.72-7,067,384.82-3,056,365.56

Finding the Fourth Proportional to 5,121,732.72, 7,067,384.82 and 3,056,365.56

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Solution

The fourth proportional to 5,121,732.72, 7,067,384.82 and 3,056,365.56 is: 4,217,422.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,121,732.72 : 7,067,384.82 = 3,056,365.56 : x
  2. Step 2: Convert to fraction form
    5,121,732.72/7,067,384.82 = 3,056,365.56/x
  3. Step 3: Cross multiply
    5,121,732.72x = 7,067,384.82 × 3,056,365.56
  4. Step 4: Simplify right side
    5,121,732.72x = 21,600,511,563,114.80
  5. Step 5: Solve for x
    x = 21,600,511,563,114.80/5,121,732.72
  6. Step 6: Final answer
    x = 4,217,422.65

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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.