Home / 8,120,364.72-12,181,107.54-2,363,145.96

Finding the Fourth Proportional to 8,120,364.72, 12,181,107.54 and 2,363,145.96

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Solution

The fourth proportional to 8,120,364.72, 12,181,107.54 and 2,363,145.96 is: 3,544,882.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,120,364.72 : 12,181,107.54 = 2,363,145.96 : x
  2. Step 2: Convert to fraction form
    8,120,364.72/12,181,107.54 = 2,363,145.96/x
  3. Step 3: Cross multiply
    8,120,364.72x = 12,181,107.54 × 2,363,145.96
  4. Step 4: Simplify right side
    8,120,364.72x = 28,785,735,071,476.54
  5. Step 5: Solve for x
    x = 28,785,735,071,476.54/8,120,364.72
  6. Step 6: Final answer
    x = 3,544,882.04

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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.