Home / 40,120,916.73-55,372,713.66-22,481,012.13

Finding the Fourth Proportional to 40,120,916.73, 55,372,713.66 and 22,481,012.13

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Solution

The fourth proportional to 40,120,916.73, 55,372,713.66 and 22,481,012.13 is: 31,027,073.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,120,916.73 : 55,372,713.66 = 22,481,012.13 : x
  2. Step 2: Convert to fraction form
    40,120,916.73/55,372,713.66 = 22,481,012.13/x
  3. Step 3: Cross multiply
    40,120,916.73x = 55,372,713.66 × 22,481,012.13
  4. Step 4: Simplify right side
    40,120,916.73x = 1,244,834,647,461,476.50
  5. Step 5: Solve for x
    x = 1,244,834,647,461,476.50/40,120,916.73
  6. Step 6: Final answer
    x = 31,027,073.88

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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.