Home / 21,740,662.70-30,002,211.96-11,951,736.56

Finding the Fourth Proportional to 21,740,662.70, 30,002,211.96 and 11,951,736.56

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Solution

The fourth proportional to 21,740,662.70, 30,002,211.96 and 11,951,736.56 is: 16,493,450.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,740,662.70 : 30,002,211.96 = 11,951,736.56 : x
  2. Step 2: Convert to fraction form
    21,740,662.70/30,002,211.96 = 11,951,736.56/x
  3. Step 3: Cross multiply
    21,740,662.70x = 30,002,211.96 × 11,951,736.56
  4. Step 4: Simplify right side
    21,740,662.70x = 358,578,533,563,201.31
  5. Step 5: Solve for x
    x = 358,578,533,563,201.31/21,740,662.70
  6. Step 6: Final answer
    x = 16,493,450.02

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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.