Home / 6,821,791.47-9,413,825.54-3,765,940.11

Finding the Fourth Proportional to 6,821,791.47, 9,413,825.54 and 3,765,940.11

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Solution

The fourth proportional to 6,821,791.47, 9,413,825.54 and 3,765,940.11 is: 5,196,861.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821,791.47 : 9,413,825.54 = 3,765,940.11 : x
  2. Step 2: Convert to fraction form
    6,821,791.47/9,413,825.54 = 3,765,940.11/x
  3. Step 3: Cross multiply
    6,821,791.47x = 9,413,825.54 × 3,765,940.11
  4. Step 4: Simplify right side
    6,821,791.47x = 35,451,903,170,798.71
  5. Step 5: Solve for x
    x = 35,451,903,170,798.71/6,821,791.47
  6. Step 6: Final answer
    x = 5,196,861.17

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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.