Home / 33,019,811.82-45,571,542.84-19,967,165.46

Finding the Fourth Proportional to 33,019,811.82, 45,571,542.84 and 19,967,165.46

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Solution

The fourth proportional to 33,019,811.82, 45,571,542.84 and 19,967,165.46 is: 27,557,229.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,019,811.82 : 45,571,542.84 = 19,967,165.46 : x
  2. Step 2: Convert to fraction form
    33,019,811.82/45,571,542.84 = 19,967,165.46/x
  3. Step 3: Cross multiply
    33,019,811.82x = 45,571,542.84 × 19,967,165.46
  4. Step 4: Simplify right side
    33,019,811.82x = 909,934,536,153,758.38
  5. Step 5: Solve for x
    x = 909,934,536,153,758.38/33,019,811.82
  6. Step 6: Final answer
    x = 27,557,229.61

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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.