Home / 21,856,726.24-30,162,324.66-12,067,189.36

Finding the Fourth Proportional to 21,856,726.24, 30,162,324.66 and 12,067,189.36

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Solution

The fourth proportional to 21,856,726.24, 30,162,324.66 and 12,067,189.36 is: 16,652,744.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,856,726.24 : 30,162,324.66 = 12,067,189.36 : x
  2. Step 2: Convert to fraction form
    21,856,726.24/30,162,324.66 = 12,067,189.36/x
  3. Step 3: Cross multiply
    21,856,726.24x = 30,162,324.66 × 12,067,189.36
  4. Step 4: Simplify right side
    21,856,726.24x = 363,974,483,210,017.62
  5. Step 5: Solve for x
    x = 363,974,483,210,017.62/21,856,726.24
  6. Step 6: Final answer
    x = 16,652,744.75

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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.