Home / 18,531,844.80-27,784,807.20-10,954,910.40

Finding the Fourth Proportional to 18,531,844.80, 27,784,807.20 and 10,954,910.40

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Solution

The fourth proportional to 18,531,844.80, 27,784,807.20 and 10,954,910.40 is: 16,424,704.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,531,844.80 : 27,784,807.20 = 10,954,910.40 : x
  2. Step 2: Convert to fraction form
    18,531,844.80/27,784,807.20 = 10,954,910.40/x
  3. Step 3: Cross multiply
    18,531,844.80x = 27,784,807.20 × 10,954,910.40
  4. Step 4: Simplify right side
    18,531,844.80x = 304,380,073,357,274.88
  5. Step 5: Solve for x
    x = 304,380,073,357,274.88/18,531,844.80
  6. Step 6: Final answer
    x = 16,424,704.43

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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.