Home / 38,022,581.98-52,471,177.07-20,618,922.59

Finding the Fourth Proportional to 38,022,581.98, 52,471,177.07 and 20,618,922.59

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Solution

The fourth proportional to 38,022,581.98, 52,471,177.07 and 20,618,922.59 is: 28,454,120.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,022,581.98 : 52,471,177.07 = 20,618,922.59 : x
  2. Step 2: Convert to fraction form
    38,022,581.98/52,471,177.07 = 20,618,922.59/x
  3. Step 3: Cross multiply
    38,022,581.98x = 52,471,177.07 × 20,618,922.59
  4. Step 4: Simplify right side
    38,022,581.98x = 1,081,899,138,212,513
  5. Step 5: Solve for x
    x = 1,081,899,138,212,513/38,022,581.98
  6. Step 6: Final answer
    x = 28,454,120.73

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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.