Home / 18,777,552.35-28,132,277.46-18,368,944.81

Finding the Fourth Proportional to 18,777,552.35, 28,132,277.46 and 18,368,944.81

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Solution

The fourth proportional to 18,777,552.35, 28,132,277.46 and 18,368,944.81 is: 27,520,107.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,777,552.35 : 28,132,277.46 = 18,368,944.81 : x
  2. Step 2: Convert to fraction form
    18,777,552.35/28,132,277.46 = 18,368,944.81/x
  3. Step 3: Cross multiply
    18,777,552.35x = 28,132,277.46 × 18,368,944.81
  4. Step 4: Simplify right side
    18,777,552.35x = 516,760,252,012,517.56
  5. Step 5: Solve for x
    x = 516,760,252,012,517.56/18,777,552.35
  6. Step 6: Final answer
    x = 27,520,107.11

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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.