Home / 22,428,067.20-30,950,745.02-12,114,790.30

Finding the Fourth Proportional to 22,428,067.20, 30,950,745.02 and 12,114,790.30

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Solution

The fourth proportional to 22,428,067.20, 30,950,745.02 and 12,114,790.30 is: 16,718,417.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428,067.20 : 30,950,745.02 = 12,114,790.30 : x
  2. Step 2: Convert to fraction form
    22,428,067.20/30,950,745.02 = 12,114,790.30/x
  3. Step 3: Cross multiply
    22,428,067.20x = 30,950,745.02 × 12,114,790.30
  4. Step 4: Simplify right side
    22,428,067.20x = 374,961,785,546,069.31
  5. Step 5: Solve for x
    x = 374,961,785,546,069.31/22,428,067.20
  6. Step 6: Final answer
    x = 16,718,417.25

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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.