Home / 43,654,115.07-65,469,999.44-12,941,512.43

Finding the Fourth Proportional to 43,654,115.07, 65,469,999.44 and 12,941,512.43

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Solution

The fourth proportional to 43,654,115.07, 65,469,999.44 and 12,941,512.43 is: 19,408,956.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,654,115.07 : 65,469,999.44 = 12,941,512.43 : x
  2. Step 2: Convert to fraction form
    43,654,115.07/65,469,999.44 = 12,941,512.43/x
  3. Step 3: Cross multiply
    43,654,115.07x = 65,469,999.44 × 12,941,512.43
  4. Step 4: Simplify right side
    43,654,115.07x = 847,280,811,249,856.88
  5. Step 5: Solve for x
    x = 847,280,811,249,856.88/43,654,115.07
  6. Step 6: Final answer
    x = 19,408,956.29

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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.