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Finding the Fourth Proportional to 22,356,882.80, 33,511,704.60 and 12,751,578.80

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Solution

The fourth proportional to 22,356,882.80, 33,511,704.60 and 12,751,578.80 is: 19,113,896.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,356,882.80 : 33,511,704.60 = 12,751,578.80 : x
  2. Step 2: Convert to fraction form
    22,356,882.80/33,511,704.60 = 12,751,578.80/x
  3. Step 3: Cross multiply
    22,356,882.80x = 33,511,704.60 × 12,751,578.80
  4. Step 4: Simplify right side
    22,356,882.80x = 427,327,141,929,222.50
  5. Step 5: Solve for x
    x = 427,327,141,929,222.50/22,356,882.80
  6. Step 6: Final answer
    x = 19,113,896.41

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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.