Home / 39,927,638.39-55,100,306.97-21,592,923.89

Finding the Fourth Proportional to 39,927,638.39, 55,100,306.97 and 21,592,923.89

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Solution

The fourth proportional to 39,927,638.39, 55,100,306.97 and 21,592,923.89 is: 29,798,324.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,927,638.39 : 55,100,306.97 = 21,592,923.89 : x
  2. Step 2: Convert to fraction form
    39,927,638.39/55,100,306.97 = 21,592,923.89/x
  3. Step 3: Cross multiply
    39,927,638.39x = 55,100,306.97 × 21,592,923.89
  4. Step 4: Simplify right side
    39,927,638.39x = 1,189,776,734,335,380.50
  5. Step 5: Solve for x
    x = 1,189,776,734,335,380.50/39,927,638.39
  6. Step 6: Final answer
    x = 29,798,324.73

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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.