Home / 10,205,954.20-15,311,921.10-3,017,675.21

Finding the Fourth Proportional to 10,205,954.20, 15,311,921.10 and 3,017,675.21

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Solution

The fourth proportional to 10,205,954.20, 15,311,921.10 and 3,017,675.21 is: 4,527,396.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,205,954.20 : 15,311,921.10 = 3,017,675.21 : x
  2. Step 2: Convert to fraction form
    10,205,954.20/15,311,921.10 = 3,017,675.21/x
  3. Step 3: Cross multiply
    10,205,954.20x = 15,311,921.10 × 3,017,675.21
  4. Step 4: Simplify right side
    10,205,954.20x = 46,206,404,720,945.93
  5. Step 5: Solve for x
    x = 46,206,404,720,945.93/10,205,954.20
  6. Step 6: Final answer
    x = 4,527,396.83

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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.