Home / 16,321,440.29-22,523,587.43-8,979,115.86

Finding the Fourth Proportional to 16,321,440.29, 22,523,587.43 and 8,979,115.86

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Solution

The fourth proportional to 16,321,440.29, 22,523,587.43 and 8,979,115.86 is: 12,391,179.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,321,440.29 : 22,523,587.43 = 8,979,115.86 : x
  2. Step 2: Convert to fraction form
    16,321,440.29/22,523,587.43 = 8,979,115.86/x
  3. Step 3: Cross multiply
    16,321,440.29x = 22,523,587.43 × 8,979,115.86
  4. Step 4: Simplify right side
    16,321,440.29x = 202,241,901,071,914.06
  5. Step 5: Solve for x
    x = 202,241,901,071,914.06/16,321,440.29
  6. Step 6: Final answer
    x = 12,391,179.79

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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.