Home / 37,148,399.82-51,263,067.78-20,629,572.48

Finding the Fourth Proportional to 37,148,399.82, 51,263,067.78 and 20,629,572.48

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Solution

The fourth proportional to 37,148,399.82, 51,263,067.78 and 20,629,572.48 is: 28,467,852.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,148,399.82 : 51,263,067.78 = 20,629,572.48 : x
  2. Step 2: Convert to fraction form
    37,148,399.82/51,263,067.78 = 20,629,572.48/x
  3. Step 3: Cross multiply
    37,148,399.82x = 51,263,067.78 × 20,629,572.48
  4. Step 4: Simplify right side
    37,148,399.82x = 1,057,535,172,314,662.75
  5. Step 5: Solve for x
    x = 1,057,535,172,314,662.75/37,148,399.82
  6. Step 6: Final answer
    x = 28,467,852.65

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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.