Home / 8,629,238.75-12,940,494.25-3,234,945.85

Finding the Fourth Proportional to 8,629,238.75, 12,940,494.25 and 3,234,945.85

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Solution

The fourth proportional to 8,629,238.75, 12,940,494.25 and 3,234,945.85 is: 4,851,157.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,629,238.75 : 12,940,494.25 = 3,234,945.85 : x
  2. Step 2: Convert to fraction form
    8,629,238.75/12,940,494.25 = 3,234,945.85/x
  3. Step 3: Cross multiply
    8,629,238.75x = 12,940,494.25 × 3,234,945.85
  4. Step 4: Simplify right side
    8,629,238.75x = 41,861,798,130,547.77
  5. Step 5: Solve for x
    x = 41,861,798,130,547.77/8,629,238.75
  6. Step 6: Final answer
    x = 4,851,157.71

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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.