Home / 27,758,743.68-38,302,495.20-17,438,157.12

Finding the Fourth Proportional to 27,758,743.68, 38,302,495.20 and 17,438,157.12

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Solution

The fourth proportional to 27,758,743.68, 38,302,495.20 and 17,438,157.12 is: 24,061,785.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,758,743.68 : 38,302,495.20 = 17,438,157.12 : x
  2. Step 2: Convert to fraction form
    27,758,743.68/38,302,495.20 = 17,438,157.12/x
  3. Step 3: Cross multiply
    27,758,743.68x = 38,302,495.20 × 17,438,157.12
  4. Step 4: Simplify right side
    27,758,743.68x = 667,924,929,385,645.88
  5. Step 5: Solve for x
    x = 667,924,929,385,645.88/27,758,743.68
  6. Step 6: Final answer
    x = 24,061,785.26

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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.