Home / 21,056,297.95-31,556,928.39-15,240,067.44

Finding the Fourth Proportional to 21,056,297.95, 31,556,928.39 and 15,240,067.44

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Solution

The fourth proportional to 21,056,297.95, 31,556,928.39 and 15,240,067.44 is: 22,840,183.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,056,297.95 : 31,556,928.39 = 15,240,067.44 : x
  2. Step 2: Convert to fraction form
    21,056,297.95/31,556,928.39 = 15,240,067.44/x
  3. Step 3: Cross multiply
    21,056,297.95x = 31,556,928.39 × 15,240,067.44
  4. Step 4: Simplify right side
    21,056,297.95x = 480,929,716,862,850.62
  5. Step 5: Solve for x
    x = 480,929,716,862,850.62/21,056,297.95
  6. Step 6: Final answer
    x = 22,840,183.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.