Home / 18,631,297.32-27,949,570.38-6,498,991.37

Finding the Fourth Proportional to 18,631,297.32, 27,949,570.38 and 6,498,991.37

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Solution

The fourth proportional to 18,631,297.32, 27,949,570.38 and 6,498,991.37 is: 9,749,402.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,631,297.32 : 27,949,570.38 = 6,498,991.37 : x
  2. Step 2: Convert to fraction form
    18,631,297.32/27,949,570.38 = 6,498,991.37/x
  3. Step 3: Cross multiply
    18,631,297.32x = 27,949,570.38 × 6,498,991.37
  4. Step 4: Simplify right side
    18,631,297.32x = 181,644,016,555,079.78
  5. Step 5: Solve for x
    x = 181,644,016,555,079.78/18,631,297.32
  6. Step 6: Final answer
    x = 9,749,402.49

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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.