Home / 71,723,661.68-107,548,115.87-25,647,768.56

Finding the Fourth Proportional to 71,723,661.68, 107,548,115.87 and 25,647,768.56

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Solution

The fourth proportional to 71,723,661.68, 107,548,115.87 and 25,647,768.56 is: 38,458,287.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,723,661.68 : 107,548,115.87 = 25,647,768.56 : x
  2. Step 2: Convert to fraction form
    71,723,661.68/107,548,115.87 = 25,647,768.56/x
  3. Step 3: Cross multiply
    71,723,661.68x = 107,548,115.87 × 25,647,768.56
  4. Step 4: Simplify right side
    71,723,661.68x = 2,758,369,184,424,202
  5. Step 5: Solve for x
    x = 2,758,369,184,424,202/71,723,661.68
  6. Step 6: Final answer
    x = 38,458,287.27

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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.