Home / 21,335,571.45-29,443,178.39-11,546,016.12

Finding the Fourth Proportional to 21,335,571.45, 29,443,178.39 and 11,546,016.12

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Solution

The fourth proportional to 21,335,571.45, 29,443,178.39 and 11,546,016.12 is: 15,933,550.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,335,571.45 : 29,443,178.39 = 11,546,016.12 : x
  2. Step 2: Convert to fraction form
    21,335,571.45/29,443,178.39 = 11,546,016.12/x
  3. Step 3: Cross multiply
    21,335,571.45x = 29,443,178.39 × 11,546,016.12
  4. Step 4: Simplify right side
    21,335,571.45x = 339,951,412,257,245.56
  5. Step 5: Solve for x
    x = 339,951,412,257,245.56/21,335,571.45
  6. Step 6: Final answer
    x = 15,933,550.83

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Double scale
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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.