Home / 7,419,445.10-11,129,919.33-2,561,118.38

Finding the Fourth Proportional to 7,419,445.10, 11,129,919.33 and 2,561,118.38

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Solution

The fourth proportional to 7,419,445.10, 11,129,919.33 and 2,561,118.38 is: 3,841,937.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,419,445.10 : 11,129,919.33 = 2,561,118.38 : x
  2. Step 2: Convert to fraction form
    7,419,445.10/11,129,919.33 = 2,561,118.38/x
  3. Step 3: Cross multiply
    7,419,445.10x = 11,129,919.33 × 2,561,118.38
  4. Step 4: Simplify right side
    7,419,445.10x = 28,505,040,963,980.29
  5. Step 5: Solve for x
    x = 28,505,040,963,980.29/7,419,445.10
  6. Step 6: Final answer
    x = 3,841,937.04

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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.