Home / 12,432,694.97-18,652,028.72-4,756,214.27

Finding the Fourth Proportional to 12,432,694.97, 18,652,028.72 and 4,756,214.27

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Solution

The fourth proportional to 12,432,694.97, 18,652,028.72 and 4,756,214.27 is: 7,135,463.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,432,694.97 : 18,652,028.72 = 4,756,214.27 : x
  2. Step 2: Convert to fraction form
    12,432,694.97/18,652,028.72 = 4,756,214.27/x
  3. Step 3: Cross multiply
    12,432,694.97x = 18,652,028.72 × 4,756,214.27
  4. Step 4: Simplify right side
    12,432,694.97x = 88,713,045,045,472.61
  5. Step 5: Solve for x
    x = 88,713,045,045,472.61/12,432,694.97
  6. Step 6: Final answer
    x = 7,135,463.81

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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.