Home / 18,644,933.10-27,967,399.65-11,067,998.70

Finding the Fourth Proportional to 18,644,933.10, 27,967,399.65 and 11,067,998.70

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Solution

The fourth proportional to 18,644,933.10, 27,967,399.65 and 11,067,998.70 is: 16,601,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,644,933.10 : 27,967,399.65 = 11,067,998.70 : x
  2. Step 2: Convert to fraction form
    18,644,933.10/27,967,399.65 = 11,067,998.70/x
  3. Step 3: Cross multiply
    18,644,933.10x = 27,967,399.65 × 11,067,998.70
  4. Step 4: Simplify right side
    18,644,933.10x = 309,543,142,968,580.44
  5. Step 5: Solve for x
    x = 309,543,142,968,580.44/18,644,933.10
  6. Step 6: Final answer
    x = 16,601,998.05

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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.