Home / 8,188,781.30-11,300,455.10-4,517,852.60

Finding the Fourth Proportional to 8,188,781.30, 11,300,455.10 and 4,517,852.60

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Solution

The fourth proportional to 8,188,781.30, 11,300,455.10 and 4,517,852.60 is: 6,234,601.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188,781.30 : 11,300,455.10 = 4,517,852.60 : x
  2. Step 2: Convert to fraction form
    8,188,781.30/11,300,455.10 = 4,517,852.60/x
  3. Step 3: Cross multiply
    8,188,781.30x = 11,300,455.10 × 4,517,852.60
  4. Step 4: Simplify right side
    8,188,781.30x = 51,053,790,454,718.26
  5. Step 5: Solve for x
    x = 51,053,790,454,718.26/8,188,781.30
  6. Step 6: Final answer
    x = 6,234,601.78

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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.