Home / 6,728,218.10-9,284,940.74-3,672,432.35

Finding the Fourth Proportional to 6,728,218.10, 9,284,940.74 and 3,672,432.35

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Solution

The fourth proportional to 6,728,218.10, 9,284,940.74 and 3,672,432.35 is: 5,067,956.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728,218.10 : 9,284,940.74 = 3,672,432.35 : x
  2. Step 2: Convert to fraction form
    6,728,218.10/9,284,940.74 = 3,672,432.35/x
  3. Step 3: Cross multiply
    6,728,218.10x = 9,284,940.74 × 3,672,432.35
  4. Step 4: Simplify right side
    6,728,218.10x = 34,098,316,723,046.78
  5. Step 5: Solve for x
    x = 34,098,316,723,046.78/6,728,218.10
  6. Step 6: Final answer
    x = 5,067,956.51

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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.