Home / 16,321,963.90-22,524,309.44-8,979,639.52

Finding the Fourth Proportional to 16,321,963.90, 22,524,309.44 and 8,979,639.52

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Solution

The fourth proportional to 16,321,963.90, 22,524,309.44 and 8,979,639.52 is: 12,391,902.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,321,963.90 : 22,524,309.44 = 8,979,639.52 : x
  2. Step 2: Convert to fraction form
    16,321,963.90/22,524,309.44 = 8,979,639.52/x
  3. Step 3: Cross multiply
    16,321,963.90x = 22,524,309.44 × 8,979,639.52
  4. Step 4: Simplify right side
    16,321,963.90x = 202,260,179,208,133.06
  5. Step 5: Solve for x
    x = 202,260,179,208,133.06/16,321,963.90
  6. Step 6: Final answer
    x = 12,391,902.13

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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.