Home / 18,178,846.80-27,268,270.20-17,059,102.80

Finding the Fourth Proportional to 18,178,846.80, 27,268,270.20 and 17,059,102.80

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Solution

The fourth proportional to 18,178,846.80, 27,268,270.20 and 17,059,102.80 is: 25,588,654.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,178,846.80 : 27,268,270.20 = 17,059,102.80 : x
  2. Step 2: Convert to fraction form
    18,178,846.80/27,268,270.20 = 17,059,102.80/x
  3. Step 3: Cross multiply
    18,178,846.80x = 27,268,270.20 × 17,059,102.80
  4. Step 4: Simplify right side
    18,178,846.80x = 465,172,224,519,976.56
  5. Step 5: Solve for x
    x = 465,172,224,519,976.56/18,178,846.80
  6. Step 6: Final answer
    x = 25,588,654.20

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1.5x scale

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.