Home / 7,206,836.82-9,945,434.41-3,943,651.94

Finding the Fourth Proportional to 7,206,836.82, 9,945,434.41 and 3,943,651.94

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Solution

The fourth proportional to 7,206,836.82, 9,945,434.41 and 3,943,651.94 is: 5,442,239.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,206,836.82 : 9,945,434.41 = 3,943,651.94 : x
  2. Step 2: Convert to fraction form
    7,206,836.82/9,945,434.41 = 3,943,651.94/x
  3. Step 3: Cross multiply
    7,206,836.82x = 9,945,434.41 × 3,943,651.94
  4. Step 4: Simplify right side
    7,206,836.82x = 39,221,331,682,848.34
  5. Step 5: Solve for x
    x = 39,221,331,682,848.34/7,206,836.82
  6. Step 6: Final answer
    x = 5,442,239.46

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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.