Home / 18,189,112.32-25,100,923.68-10,040,292

Finding the Fourth Proportional to 18,189,112.32, 25,100,923.68 and 10,040,292

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Solution

The fourth proportional to 18,189,112.32, 25,100,923.68 and 10,040,292 is: 13,855,574.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,189,112.32 : 25,100,923.68 = 10,040,292 : x
  2. Step 2: Convert to fraction form
    18,189,112.32/25,100,923.68 = 10,040,292/x
  3. Step 3: Cross multiply
    18,189,112.32x = 25,100,923.68 × 10,040,292
  4. Step 4: Simplify right side
    18,189,112.32x = 252,020,603,216,914.56
  5. Step 5: Solve for x
    x = 252,020,603,216,914.56/18,189,112.32
  6. Step 6: Final answer
    x = 13,855,574.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.