Home / 5,105,372.27-7,045,561.37-2,813,680.58

Finding the Fourth Proportional to 5,105,372.27, 7,045,561.37 and 2,813,680.58

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Solution

The fourth proportional to 5,105,372.27, 7,045,561.37 and 2,813,680.58 is: 3,882,960.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,372.27 : 7,045,561.37 = 2,813,680.58 : x
  2. Step 2: Convert to fraction form
    5,105,372.27/7,045,561.37 = 2,813,680.58/x
  3. Step 3: Cross multiply
    5,105,372.27x = 7,045,561.37 × 2,813,680.58
  4. Step 4: Simplify right side
    5,105,372.27x = 19,823,959,173,773.59
  5. Step 5: Solve for x
    x = 19,823,959,173,773.59/5,105,372.27
  6. Step 6: Final answer
    x = 3,882,960.56

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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.