Home / 18,375,260.31-25,357,859.24-10,228,422.87

Finding the Fourth Proportional to 18,375,260.31, 25,357,859.24 and 10,228,422.87

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Solution

The fourth proportional to 18,375,260.31, 25,357,859.24 and 10,228,422.87 is: 14,115,223.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,375,260.31 : 25,357,859.24 = 10,228,422.87 : x
  2. Step 2: Convert to fraction form
    18,375,260.31/25,357,859.24 = 10,228,422.87/x
  3. Step 3: Cross multiply
    18,375,260.31x = 25,357,859.24 × 10,228,422.87
  4. Step 4: Simplify right side
    18,375,260.31x = 259,370,907,333,514.69
  5. Step 5: Solve for x
    x = 259,370,907,333,514.69/18,375,260.31
  6. Step 6: Final answer
    x = 14,115,223.56

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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.