Home / 18,981,082.92-26,193,763.97-10,279,056.39

Finding the Fourth Proportional to 18,981,082.92, 26,193,763.97 and 10,279,056.39

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Solution

The fourth proportional to 18,981,082.92, 26,193,763.97 and 10,279,056.39 is: 14,185,027.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,981,082.92 : 26,193,763.97 = 10,279,056.39 : x
  2. Step 2: Convert to fraction form
    18,981,082.92/26,193,763.97 = 10,279,056.39/x
  3. Step 3: Cross multiply
    18,981,082.92x = 26,193,763.97 × 10,279,056.39
  4. Step 4: Simplify right side
    18,981,082.92x = 269,247,176,862,585
  5. Step 5: Solve for x
    x = 269,247,176,862,585/18,981,082.92
  6. Step 6: Final answer
    x = 14,185,027.17

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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.