Home / 54,388,687.80-81,559,091.32-28,823,707.56

Finding the Fourth Proportional to 54,388,687.80, 81,559,091.32 and 28,823,707.56

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Solution

The fourth proportional to 54,388,687.80, 81,559,091.32 and 28,823,707.56 is: 43,222,873.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,388,687.80 : 81,559,091.32 = 28,823,707.56 : x
  2. Step 2: Convert to fraction form
    54,388,687.80/81,559,091.32 = 28,823,707.56/x
  3. Step 3: Cross multiply
    54,388,687.80x = 81,559,091.32 × 28,823,707.56
  4. Step 4: Simplify right side
    54,388,687.80x = 2,350,835,397,067,014
  5. Step 5: Solve for x
    x = 2,350,835,397,067,014/54,388,687.80
  6. Step 6: Final answer
    x = 43,222,873.95

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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.