Home / 17,691,584.78-24,421,920.05-11,893,729.25

Finding the Fourth Proportional to 17,691,584.78, 24,421,920.05 and 11,893,729.25

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Solution

The fourth proportional to 17,691,584.78, 24,421,920.05 and 11,893,729.25 is: 16,418,410.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,691,584.78 : 24,421,920.05 = 11,893,729.25 : x
  2. Step 2: Convert to fraction form
    17,691,584.78/24,421,920.05 = 11,893,729.25/x
  3. Step 3: Cross multiply
    17,691,584.78x = 24,421,920.05 × 11,893,729.25
  4. Step 4: Simplify right side
    17,691,584.78x = 290,467,704,839,846.50
  5. Step 5: Solve for x
    x = 290,467,704,839,846.50/17,691,584.78
  6. Step 6: Final answer
    x = 16,418,410.70

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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.