Home / 11,867,814.43-16,372,832.43-7,741,470.31

Finding the Fourth Proportional to 11,867,814.43, 16,372,832.43 and 7,741,470.31

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Solution

The fourth proportional to 11,867,814.43, 16,372,832.43 and 7,741,470.31 is: 10,680,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,867,814.43 : 16,372,832.43 = 7,741,470.31 : x
  2. Step 2: Convert to fraction form
    11,867,814.43/16,372,832.43 = 7,741,470.31/x
  3. Step 3: Cross multiply
    11,867,814.43x = 16,372,832.43 × 7,741,470.31
  4. Step 4: Simplify right side
    11,867,814.43x = 126,749,796,135,548.59
  5. Step 5: Solve for x
    x = 126,749,796,135,548.59/11,867,814.43
  6. Step 6: Final answer
    x = 10,680,129.60

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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.