Home / 18,981,274.74-26,194,020.41-10,279,245.48

Finding the Fourth Proportional to 18,981,274.74, 26,194,020.41 and 10,279,245.48

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Solution

The fourth proportional to 18,981,274.74, 26,194,020.41 and 10,279,245.48 is: 14,185,283.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,981,274.74 : 26,194,020.41 = 10,279,245.48 : x
  2. Step 2: Convert to fraction form
    18,981,274.74/26,194,020.41 = 10,279,245.48/x
  3. Step 3: Cross multiply
    18,981,274.74x = 26,194,020.41 × 10,279,245.48
  4. Step 4: Simplify right side
    18,981,274.74x = 269,254,765,928,218.38
  5. Step 5: Solve for x
    x = 269,254,765,928,218.38/18,981,274.74
  6. Step 6: Final answer
    x = 14,185,283.63

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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.