Home / 6,826,849.40-9,421,338.24-3,926,242.24

Finding the Fourth Proportional to 6,826,849.40, 9,421,338.24 and 3,926,242.24

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Solution

The fourth proportional to 6,826,849.40, 9,421,338.24 and 3,926,242.24 is: 5,418,378.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,826,849.40 : 9,421,338.24 = 3,926,242.24 : x
  2. Step 2: Convert to fraction form
    6,826,849.40/9,421,338.24 = 3,926,242.24/x
  3. Step 3: Cross multiply
    6,826,849.40x = 9,421,338.24 × 3,926,242.24
  4. Step 4: Simplify right side
    6,826,849.40x = 36,990,456,108,108.56
  5. Step 5: Solve for x
    x = 36,990,456,108,108.56/6,826,849.40
  6. Step 6: Final answer
    x = 5,418,378.81

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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.