Home / 8,125,183.60-12,189,369.60-3,007,658.16

Finding the Fourth Proportional to 8,125,183.60, 12,189,369.60 and 3,007,658.16

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Solution

The fourth proportional to 8,125,183.60, 12,189,369.60 and 3,007,658.16 is: 4,512,077.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125,183.60 : 12,189,369.60 = 3,007,658.16 : x
  2. Step 2: Convert to fraction form
    8,125,183.60/12,189,369.60 = 3,007,658.16/x
  3. Step 3: Cross multiply
    8,125,183.60x = 12,189,369.60 × 3,007,658.16
  4. Step 4: Simplify right side
    8,125,183.60x = 36,661,456,942,695.94
  5. Step 5: Solve for x
    x = 36,661,456,942,695.94/8,125,183.60
  6. Step 6: Final answer
    x = 4,512,077.36

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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.