Home / 18,302,319.15-25,246,706.72-11,414,843.79

Finding the Fourth Proportional to 18,302,319.15, 25,246,706.72 and 11,414,843.79

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Solution

The fourth proportional to 18,302,319.15, 25,246,706.72 and 11,414,843.79 is: 15,745,939.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,302,319.15 : 25,246,706.72 = 11,414,843.79 : x
  2. Step 2: Convert to fraction form
    18,302,319.15/25,246,706.72 = 11,414,843.79/x
  3. Step 3: Cross multiply
    18,302,319.15x = 25,246,706.72 × 11,414,843.79
  4. Step 4: Simplify right side
    18,302,319.15x = 288,187,213,363,669
  5. Step 5: Solve for x
    x = 288,187,213,363,669/18,302,319.15
  6. Step 6: Final answer
    x = 15,745,939.68

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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.