Home / 54,167,021.92-74,750,477.97-30,962,648.44

Finding the Fourth Proportional to 54,167,021.92, 74,750,477.97 and 30,962,648.44

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Solution

The fourth proportional to 54,167,021.92, 74,750,477.97 and 30,962,648.44 is: 42,728,447.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,167,021.92 : 74,750,477.97 = 30,962,648.44 : x
  2. Step 2: Convert to fraction form
    54,167,021.92/74,750,477.97 = 30,962,648.44/x
  3. Step 3: Cross multiply
    54,167,021.92x = 74,750,477.97 × 30,962,648.44
  4. Step 4: Simplify right side
    54,167,021.92x = 2,314,472,770,107,075
  5. Step 5: Solve for x
    x = 2,314,472,770,107,075/54,167,021.92
  6. Step 6: Final answer
    x = 42,728,447.83

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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.