Home / 13,374,776.04-20,055,839.79-5,181,255.88

Finding the Fourth Proportional to 13,374,776.04, 20,055,839.79 and 5,181,255.88

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Solution

The fourth proportional to 13,374,776.04, 20,055,839.79 and 5,181,255.88 is: 7,769,433.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,374,776.04 : 20,055,839.79 = 5,181,255.88 : x
  2. Step 2: Convert to fraction form
    13,374,776.04/20,055,839.79 = 5,181,255.88/x
  3. Step 3: Cross multiply
    13,374,776.04x = 20,055,839.79 × 5,181,255.88
  4. Step 4: Simplify right side
    13,374,776.04x = 103,914,437,840,275.45
  5. Step 5: Solve for x
    x = 103,914,437,840,275.45/13,374,776.04
  6. Step 6: Final answer
    x = 7,769,433.86

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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.