Home / 18,981,437.90-26,194,244.60-10,279,408.64

Finding the Fourth Proportional to 18,981,437.90, 26,194,244.60 and 10,279,408.64

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Solution

The fourth proportional to 18,981,437.90, 26,194,244.60 and 10,279,408.64 is: 14,185,508.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,981,437.90 : 26,194,244.60 = 10,279,408.64 : x
  2. Step 2: Convert to fraction form
    18,981,437.90/26,194,244.60 = 10,279,408.64/x
  3. Step 3: Cross multiply
    18,981,437.90x = 26,194,244.60 × 10,279,408.64
  4. Step 4: Simplify right side
    18,981,437.90x = 269,261,344,154,240.62
  5. Step 5: Solve for x
    x = 269,261,344,154,240.62/18,981,437.90
  6. Step 6: Final answer
    x = 14,185,508.27

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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.