Home / 5,787,317.76-7,986,857.51-3,208,998.54

Finding the Fourth Proportional to 5,787,317.76, 7,986,857.51 and 3,208,998.54

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Solution

The fourth proportional to 5,787,317.76, 7,986,857.51 and 3,208,998.54 is: 4,428,617.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,787,317.76 : 7,986,857.51 = 3,208,998.54 : x
  2. Step 2: Convert to fraction form
    5,787,317.76/7,986,857.51 = 3,208,998.54/x
  3. Step 3: Cross multiply
    5,787,317.76x = 7,986,857.51 × 3,208,998.54
  4. Step 4: Simplify right side
    5,787,317.76x = 25,629,814,072,733.04
  5. Step 5: Solve for x
    x = 25,629,814,072,733.04/5,787,317.76
  6. Step 6: Final answer
    x = 4,428,617.04

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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.