Home / 13,327,474.80-19,989,138.60-3,741,913.20

Finding the Fourth Proportional to 13,327,474.80, 19,989,138.60 and 3,741,913.20

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Solution

The fourth proportional to 13,327,474.80, 19,989,138.60 and 3,741,913.20 is: 5,612,287.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,327,474.80 : 19,989,138.60 = 3,741,913.20 : x
  2. Step 2: Convert to fraction form
    13,327,474.80/19,989,138.60 = 3,741,913.20/x
  3. Step 3: Cross multiply
    13,327,474.80x = 19,989,138.60 × 3,741,913.20
  4. Step 4: Simplify right side
    13,327,474.80x = 74,797,621,583,969.53
  5. Step 5: Solve for x
    x = 74,797,621,583,969.53/13,327,474.80
  6. Step 6: Final answer
    x = 5,612,287.60

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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.