Home / 27,729,309.23-38,253,551.71-17,942,912.52

Finding the Fourth Proportional to 27,729,309.23, 38,253,551.71 and 17,942,912.52

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Solution

The fourth proportional to 27,729,309.23, 38,253,551.71 and 17,942,912.52 is: 24,752,875.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,729,309.23 : 38,253,551.71 = 17,942,912.52 : x
  2. Step 2: Convert to fraction form
    27,729,309.23/38,253,551.71 = 17,942,912.52/x
  3. Step 3: Cross multiply
    27,729,309.23x = 38,253,551.71 × 17,942,912.52
  4. Step 4: Simplify right side
    27,729,309.23x = 686,380,131,911,826.38
  5. Step 5: Solve for x
    x = 686,380,131,911,826.38/27,729,309.23
  6. Step 6: Final answer
    x = 24,752,875.24

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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.