Home / 20,459,604.89-30,702,961.82-11,244,013.13

Finding the Fourth Proportional to 20,459,604.89, 30,702,961.82 and 11,244,013.13

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Solution

The fourth proportional to 20,459,604.89, 30,702,961.82 and 11,244,013.13 is: 16,873,468.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,459,604.89 : 30,702,961.82 = 11,244,013.13 : x
  2. Step 2: Convert to fraction form
    20,459,604.89/30,702,961.82 = 11,244,013.13/x
  3. Step 3: Cross multiply
    20,459,604.89x = 30,702,961.82 × 11,244,013.13
  4. Step 4: Simplify right side
    20,459,604.89x = 345,224,505,938,836.19
  5. Step 5: Solve for x
    x = 345,224,505,938,836.19/20,459,604.89
  6. Step 6: Final answer
    x = 16,873,468.85

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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.