Home / 16,284,643.80-22,471,217.82-9,408,978.24

Finding the Fourth Proportional to 16,284,643.80, 22,471,217.82 and 9,408,978.24

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Solution

The fourth proportional to 16,284,643.80, 22,471,217.82 and 9,408,978.24 is: 12,983,470.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,284,643.80 : 22,471,217.82 = 9,408,978.24 : x
  2. Step 2: Convert to fraction form
    16,284,643.80/22,471,217.82 = 9,408,978.24/x
  3. Step 3: Cross multiply
    16,284,643.80x = 22,471,217.82 × 9,408,978.24
  4. Step 4: Simplify right side
    16,284,643.80x = 211,431,199,494,680.25
  5. Step 5: Solve for x
    x = 211,431,199,494,680.25/16,284,643.80
  6. Step 6: Final answer
    x = 12,983,470.94

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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.