Home / 7,618,205.12-11,427,086.21-2,226,982.21

Finding the Fourth Proportional to 7,618,205.12, 11,427,086.21 and 2,226,982.21

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Solution

The fourth proportional to 7,618,205.12, 11,427,086.21 and 2,226,982.21 is: 3,340,408.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618,205.12 : 11,427,086.21 = 2,226,982.21 : x
  2. Step 2: Convert to fraction form
    7,618,205.12/11,427,086.21 = 2,226,982.21/x
  3. Step 3: Cross multiply
    7,618,205.12x = 11,427,086.21 × 2,226,982.21
  4. Step 4: Simplify right side
    7,618,205.12x = 25,447,917,662,103.70
  5. Step 5: Solve for x
    x = 25,447,917,662,103.70/7,618,205.12
  6. Step 6: Final answer
    x = 3,340,408.57

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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.