Home / 10,693,881.10-16,040,821.65-8,305,093.90

Finding the Fourth Proportional to 10,693,881.10, 16,040,821.65 and 8,305,093.90

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Solution

The fourth proportional to 10,693,881.10, 16,040,821.65 and 8,305,093.90 is: 12,457,640.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,693,881.10 : 16,040,821.65 = 8,305,093.90 : x
  2. Step 2: Convert to fraction form
    10,693,881.10/16,040,821.65 = 8,305,093.90/x
  3. Step 3: Cross multiply
    10,693,881.10x = 16,040,821.65 × 8,305,093.90
  4. Step 4: Simplify right side
    10,693,881.10x = 133,220,530,036,402.94
  5. Step 5: Solve for x
    x = 133,220,530,036,402.94/10,693,881.10
  6. Step 6: Final answer
    x = 12,457,640.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.