Home / 7,241,493.50-9,993,366.94-3,933,849.19

Finding the Fourth Proportional to 7,241,493.50, 9,993,366.94 and 3,933,849.19

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Solution

The fourth proportional to 7,241,493.50, 9,993,366.94 and 3,933,849.19 is: 5,428,769.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241,493.50 : 9,993,366.94 = 3,933,849.19 : x
  2. Step 2: Convert to fraction form
    7,241,493.50/9,993,366.94 = 3,933,849.19/x
  3. Step 3: Cross multiply
    7,241,493.50x = 9,993,366.94 × 3,933,849.19
  4. Step 4: Simplify right side
    7,241,493.50x = 39,312,398,392,324.95
  5. Step 5: Solve for x
    x = 39,312,398,392,324.95/7,241,493.50
  6. Step 6: Final answer
    x = 5,428,769.41

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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.