Home / 31,551,954-43,540,552.88-19,797,558.56

Finding the Fourth Proportional to 31,551,954, 43,540,552.88 and 19,797,558.56

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Solution

The fourth proportional to 31,551,954, 43,540,552.88 and 19,797,558.56 is: 27,319,913.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,551,954 : 43,540,552.88 = 19,797,558.56 : x
  2. Step 2: Convert to fraction form
    31,551,954/43,540,552.88 = 19,797,558.56/x
  3. Step 3: Cross multiply
    31,551,954x = 43,540,552.88 × 19,797,558.56
  4. Step 4: Simplify right side
    31,551,954x = 861,996,645,376,576.62
  5. Step 5: Solve for x
    x = 861,996,645,376,576.62/31,551,954
  6. Step 6: Final answer
    x = 27,319,913.23

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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.