Home / 8,265,091.36-12,396,937.20-2,872,357.60

Finding the Fourth Proportional to 8,265,091.36, 12,396,937.20 and 2,872,357.60

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Solution

The fourth proportional to 8,265,091.36, 12,396,937.20 and 2,872,357.60 is: 4,308,293.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,265,091.36 : 12,396,937.20 = 2,872,357.60 : x
  2. Step 2: Convert to fraction form
    8,265,091.36/12,396,937.20 = 2,872,357.60/x
  3. Step 3: Cross multiply
    8,265,091.36x = 12,396,937.20 × 2,872,357.60
  4. Step 4: Simplify right side
    8,265,091.36x = 35,608,436,783,142.72
  5. Step 5: Solve for x
    x = 35,608,436,783,142.72/8,265,091.36
  6. Step 6: Final answer
    x = 4,308,293.19

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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.