Home / 6,821,483.22-9,413,400.15-3,765,631.86

Finding the Fourth Proportional to 6,821,483.22, 9,413,400.15 and 3,765,631.86

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Solution

The fourth proportional to 6,821,483.22, 9,413,400.15 and 3,765,631.86 is: 5,196,435.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821,483.22 : 9,413,400.15 = 3,765,631.86 : x
  2. Step 2: Convert to fraction form
    6,821,483.22/9,413,400.15 = 3,765,631.86/x
  3. Step 3: Cross multiply
    6,821,483.22x = 9,413,400.15 × 3,765,631.86
  4. Step 4: Simplify right side
    6,821,483.22x = 35,447,399,515,768.78
  5. Step 5: Solve for x
    x = 35,447,399,515,768.78/6,821,483.22
  6. Step 6: Final answer
    x = 5,196,435.79

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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.