Home / 7,008,422.39-9,671,624.83-3,868,687.97

Finding the Fourth Proportional to 7,008,422.39, 9,671,624.83 and 3,868,687.97

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Solution

The fourth proportional to 7,008,422.39, 9,671,624.83 and 3,868,687.97 is: 5,338,790.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008,422.39 : 9,671,624.83 = 3,868,687.97 : x
  2. Step 2: Convert to fraction form
    7,008,422.39/9,671,624.83 = 3,868,687.97/x
  3. Step 3: Cross multiply
    7,008,422.39x = 9,671,624.83 × 3,868,687.97
  4. Step 4: Simplify right side
    7,008,422.39x = 37,416,498,562,472.73
  5. Step 5: Solve for x
    x = 37,416,498,562,472.73/7,008,422.39
  6. Step 6: Final answer
    x = 5,338,790.46

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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.