Home / 31,248,375.19-43,123,102.57-17,309,943.79

Finding the Fourth Proportional to 31,248,375.19, 43,123,102.57 and 17,309,943.79

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Solution

The fourth proportional to 31,248,375.19, 43,123,102.57 and 17,309,943.79 is: 23,887,913.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,248,375.19 : 43,123,102.57 = 17,309,943.79 : x
  2. Step 2: Convert to fraction form
    31,248,375.19/43,123,102.57 = 17,309,943.79/x
  3. Step 3: Cross multiply
    31,248,375.19x = 43,123,102.57 × 17,309,943.79
  4. Step 4: Simplify right side
    31,248,375.19x = 746,458,481,450,934.25
  5. Step 5: Solve for x
    x = 746,458,481,450,934.25/31,248,375.19
  6. Step 6: Final answer
    x = 23,887,913.43

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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.