Home / 6,821,834.48-9,414,070.80-3,765,983.12

Finding the Fourth Proportional to 6,821,834.48, 9,414,070.80 and 3,765,983.12

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Solution

The fourth proportional to 6,821,834.48, 9,414,070.80 and 3,765,983.12 is: 5,197,023.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821,834.48 : 9,414,070.80 = 3,765,983.12 : x
  2. Step 2: Convert to fraction form
    6,821,834.48/9,414,070.80 = 3,765,983.12/x
  3. Step 3: Cross multiply
    6,821,834.48x = 9,414,070.80 × 3,765,983.12
  4. Step 4: Simplify right side
    6,821,834.48x = 35,453,231,723,284.90
  5. Step 5: Solve for x
    x = 35,453,231,723,284.90/6,821,834.48
  6. Step 6: Final answer
    x = 5,197,023.15

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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.