Home / 8,449,387.20-12,673,965.60-2,769,796.80

Finding the Fourth Proportional to 8,449,387.20, 12,673,965.60 and 2,769,796.80

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Solution

The fourth proportional to 8,449,387.20, 12,673,965.60 and 2,769,796.80 is: 4,154,657.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,449,387.20 : 12,673,965.60 = 2,769,796.80 : x
  2. Step 2: Convert to fraction form
    8,449,387.20/12,673,965.60 = 2,769,796.80/x
  3. Step 3: Cross multiply
    8,449,387.20x = 12,673,965.60 × 2,769,796.80
  4. Step 4: Simplify right side
    8,449,387.20x = 35,104,309,362,190.08
  5. Step 5: Solve for x
    x = 35,104,309,362,190.08/8,449,387.20
  6. Step 6: Final answer
    x = 4,154,657.44

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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.