Home / 8,431,906.96-12,647,890.50-2,042,163.64

Finding the Fourth Proportional to 8,431,906.96, 12,647,890.50 and 2,042,163.64

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Solution

The fourth proportional to 8,431,906.96, 12,647,890.50 and 2,042,163.64 is: 3,063,252.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,431,906.96 : 12,647,890.50 = 2,042,163.64 : x
  2. Step 2: Convert to fraction form
    8,431,906.96/12,647,890.50 = 2,042,163.64/x
  3. Step 3: Cross multiply
    8,431,906.96x = 12,647,890.50 × 2,042,163.64
  4. Step 4: Simplify right side
    8,431,906.96x = 25,829,062,101,801.42
  5. Step 5: Solve for x
    x = 25,829,062,101,801.42/8,431,906.96
  6. Step 6: Final answer
    x = 3,063,252.74

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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.