Home / 7,338,956.76-11,004,073.92-2,790,338.40

Finding the Fourth Proportional to 7,338,956.76, 11,004,073.92 and 2,790,338.40

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Solution

The fourth proportional to 7,338,956.76, 11,004,073.92 and 2,790,338.40 is: 4,183,849.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,956.76 : 11,004,073.92 = 2,790,338.40 : x
  2. Step 2: Convert to fraction form
    7,338,956.76/11,004,073.92 = 2,790,338.40/x
  3. Step 3: Cross multiply
    7,338,956.76x = 11,004,073.92 × 2,790,338.40
  4. Step 4: Simplify right side
    7,338,956.76x = 30,705,090,015,414.53
  5. Step 5: Solve for x
    x = 30,705,090,015,414.53/7,338,956.76
  6. Step 6: Final answer
    x = 4,183,849.42

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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.