Home / 6,719,156.05-9,273,222.55-3,818,982.87

Finding the Fourth Proportional to 6,719,156.05, 9,273,222.55 and 3,818,982.87

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Solution

The fourth proportional to 6,719,156.05, 9,273,222.55 and 3,818,982.87 is: 5,270,643.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719,156.05 : 9,273,222.55 = 3,818,982.87 : x
  2. Step 2: Convert to fraction form
    6,719,156.05/9,273,222.55 = 3,818,982.87/x
  3. Step 3: Cross multiply
    6,719,156.05x = 9,273,222.55 × 3,818,982.87
  4. Step 4: Simplify right side
    6,719,156.05x = 35,414,278,025,869.75
  5. Step 5: Solve for x
    x = 35,414,278,025,869.75/6,719,156.05
  6. Step 6: Final answer
    x = 5,270,643.78

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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.