Home / 17,691,620.12-24,421,968.78-11,893,764.56

Finding the Fourth Proportional to 17,691,620.12, 24,421,968.78 and 11,893,764.56

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Solution

The fourth proportional to 17,691,620.12, 24,421,968.78 and 11,893,764.56 is: 16,418,459.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,691,620.12 : 24,421,968.78 = 11,893,764.56 : x
  2. Step 2: Convert to fraction form
    17,691,620.12/24,421,968.78 = 11,893,764.56/x
  3. Step 3: Cross multiply
    17,691,620.12x = 24,421,968.78 × 11,893,764.56
  4. Step 4: Simplify right side
    17,691,620.12x = 290,469,146,760,990.44
  5. Step 5: Solve for x
    x = 290,469,146,760,990.44/17,691,620.12
  6. Step 6: Final answer
    x = 16,418,459.41

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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.