Home / 11,023,781.43-15,213,669.57-6,613,672.44

Finding the Fourth Proportional to 11,023,781.43, 15,213,669.57 and 6,613,672.44

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Solution

The fourth proportional to 11,023,781.43, 15,213,669.57 and 6,613,672.44 is: 9,127,378.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,023,781.43 : 15,213,669.57 = 6,613,672.44 : x
  2. Step 2: Convert to fraction form
    11,023,781.43/15,213,669.57 = 6,613,672.44/x
  3. Step 3: Cross multiply
    11,023,781.43x = 15,213,669.57 × 6,613,672.44
  4. Step 4: Simplify right side
    11,023,781.43x = 100,618,227,146,375.66
  5. Step 5: Solve for x
    x = 100,618,227,146,375.66/11,023,781.43
  6. Step 6: Final answer
    x = 9,127,378.64

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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.