Home / 6,821,503.11-9,413,616.56-3,765,651.75

Finding the Fourth Proportional to 6,821,503.11, 9,413,616.56 and 3,765,651.75

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Solution

The fourth proportional to 6,821,503.11, 9,413,616.56 and 3,765,651.75 is: 5,196,567.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821,503.11 : 9,413,616.56 = 3,765,651.75 : x
  2. Step 2: Convert to fraction form
    6,821,503.11/9,413,616.56 = 3,765,651.75/x
  3. Step 3: Cross multiply
    6,821,503.11x = 9,413,616.56 × 3,765,651.75
  4. Step 4: Simplify right side
    6,821,503.11x = 35,448,401,654,164.72
  5. Step 5: Solve for x
    x = 35,448,401,654,164.72/6,821,503.11
  6. Step 6: Final answer
    x = 5,196,567.54

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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.