Home / 8,781,253.20-13,171,879.80-5,767,664.40

Finding the Fourth Proportional to 8,781,253.20, 13,171,879.80 and 5,767,664.40

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Solution

The fourth proportional to 8,781,253.20, 13,171,879.80 and 5,767,664.40 is: 8,651,496.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,781,253.20 : 13,171,879.80 = 5,767,664.40 : x
  2. Step 2: Convert to fraction form
    8,781,253.20/13,171,879.80 = 5,767,664.40/x
  3. Step 3: Cross multiply
    8,781,253.20x = 13,171,879.80 × 5,767,664.40
  4. Step 4: Simplify right side
    8,781,253.20x = 75,970,982,203,539.12
  5. Step 5: Solve for x
    x = 75,970,982,203,539.12/8,781,253.20
  6. Step 6: Final answer
    x = 8,651,496.60

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Similar ratio
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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.