Home / 9,179,668.54-12,667,872.68-5,049,610.98

Finding the Fourth Proportional to 9,179,668.54, 12,667,872.68 and 5,049,610.98

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Solution

The fourth proportional to 9,179,668.54, 12,667,872.68 and 5,049,610.98 is: 6,968,424.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179,668.54 : 12,667,872.68 = 5,049,610.98 : x
  2. Step 2: Convert to fraction form
    9,179,668.54/12,667,872.68 = 5,049,610.98/x
  3. Step 3: Cross multiply
    9,179,668.54x = 12,667,872.68 × 5,049,610.98
  4. Step 4: Simplify right side
    9,179,668.54x = 63,967,828,978,170.03
  5. Step 5: Solve for x
    x = 63,967,828,978,170.03/9,179,668.54
  6. Step 6: Final answer
    x = 6,968,424.70

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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.