Home / 21,633,718.03-32,454,907.31-7,986,947.38

Finding the Fourth Proportional to 21,633,718.03, 32,454,907.31 and 7,986,947.38

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Solution

The fourth proportional to 21,633,718.03, 32,454,907.31 and 7,986,947.38 is: 11,982,019.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,633,718.03 : 32,454,907.31 = 7,986,947.38 : x
  2. Step 2: Convert to fraction form
    21,633,718.03/32,454,907.31 = 7,986,947.38/x
  3. Step 3: Cross multiply
    21,633,718.03x = 32,454,907.31 × 7,986,947.38
  4. Step 4: Simplify right side
    21,633,718.03x = 259,215,636,907,747.34
  5. Step 5: Solve for x
    x = 259,215,636,907,747.34/21,633,718.03
  6. Step 6: Final answer
    x = 11,982,019.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.