Home / 16,321,441.29-22,523,588.81-8,979,116.86

Finding the Fourth Proportional to 16,321,441.29, 22,523,588.81 and 8,979,116.86

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Solution

The fourth proportional to 16,321,441.29, 22,523,588.81 and 8,979,116.86 is: 12,391,181.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,321,441.29 : 22,523,588.81 = 8,979,116.86 : x
  2. Step 2: Convert to fraction form
    16,321,441.29/22,523,588.81 = 8,979,116.86/x
  3. Step 3: Cross multiply
    16,321,441.29x = 22,523,588.81 × 8,979,116.86
  4. Step 4: Simplify right side
    16,321,441.29x = 202,241,936,031,578.31
  5. Step 5: Solve for x
    x = 202,241,936,031,578.31/16,321,441.29
  6. Step 6: Final answer
    x = 12,391,181.17

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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.