Home / 18,375,411.27-25,358,067.32-10,228,573.83

Finding the Fourth Proportional to 18,375,411.27, 25,358,067.32 and 10,228,573.83

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Solution

The fourth proportional to 18,375,411.27, 25,358,067.32 and 10,228,573.83 is: 14,115,431.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,375,411.27 : 25,358,067.32 = 10,228,573.83 : x
  2. Step 2: Convert to fraction form
    18,375,411.27/25,358,067.32 = 10,228,573.83/x
  3. Step 3: Cross multiply
    18,375,411.27x = 25,358,067.32 × 10,228,573.83
  4. Step 4: Simplify right side
    18,375,411.27x = 259,376,863,717,587.38
  5. Step 5: Solve for x
    x = 259,376,863,717,587.38/18,375,411.27
  6. Step 6: Final answer
    x = 14,115,431.75

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1.5x scale

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.