Home / 12,667,645.29-17,480,882.17-6,866,302.48

Finding the Fourth Proportional to 12,667,645.29, 17,480,882.17 and 6,866,302.48

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Solution

The fourth proportional to 12,667,645.29, 17,480,882.17 and 6,866,302.48 is: 9,475,243.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,667,645.29 : 17,480,882.17 = 6,866,302.48 : x
  2. Step 2: Convert to fraction form
    12,667,645.29/17,480,882.17 = 6,866,302.48/x
  3. Step 3: Cross multiply
    12,667,645.29x = 17,480,882.17 × 6,866,302.48
  4. Step 4: Simplify right side
    12,667,645.29x = 120,029,024,474,722.84
  5. Step 5: Solve for x
    x = 120,029,024,474,722.84/12,667,645.29
  6. Step 6: Final answer
    x = 9,475,243.56

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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.