Home / 9,189,778.92-12,681,684.64-5,753,914.44

Finding the Fourth Proportional to 9,189,778.92, 12,681,684.64 and 5,753,914.44

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Solution

The fourth proportional to 9,189,778.92, 12,681,684.64 and 5,753,914.44 is: 7,940,270.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189,778.92 : 12,681,684.64 = 5,753,914.44 : x
  2. Step 2: Convert to fraction form
    9,189,778.92/12,681,684.64 = 5,753,914.44/x
  3. Step 3: Cross multiply
    9,189,778.92x = 12,681,684.64 × 5,753,914.44
  4. Step 4: Simplify right side
    9,189,778.92x = 72,969,328,373,622.20
  5. Step 5: Solve for x
    x = 72,969,328,373,622.20/9,189,778.92
  6. Step 6: Final answer
    x = 7,940,270.27

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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.