Home / 27,231,748.20-40,800,383.10-17,642,190.60

Finding the Fourth Proportional to 27,231,748.20, 40,800,383.10 and 17,642,190.60

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Solution

The fourth proportional to 27,231,748.20, 40,800,383.10 and 17,642,190.60 is: 26,432,681.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,231,748.20 : 40,800,383.10 = 17,642,190.60 : x
  2. Step 2: Convert to fraction form
    27,231,748.20/40,800,383.10 = 17,642,190.60/x
  3. Step 3: Cross multiply
    27,231,748.20x = 40,800,383.10 × 17,642,190.60
  4. Step 4: Simplify right side
    27,231,748.20x = 719,808,135,203,219
  5. Step 5: Solve for x
    x = 719,808,135,203,219/27,231,748.20
  6. Step 6: Final answer
    x = 26,432,681.81

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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.