Home / 6,916,121.73-9,544,398.12-3,818,634.75

Finding the Fourth Proportional to 6,916,121.73, 9,544,398.12 and 3,818,634.75

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Solution

The fourth proportional to 6,916,121.73, 9,544,398.12 and 3,818,634.75 is: 5,269,798.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916,121.73 : 9,544,398.12 = 3,818,634.75 : x
  2. Step 2: Convert to fraction form
    6,916,121.73/9,544,398.12 = 3,818,634.75/x
  3. Step 3: Cross multiply
    6,916,121.73x = 9,544,398.12 × 3,818,634.75
  4. Step 4: Simplify right side
    6,916,121.73x = 36,446,570,328,866.66
  5. Step 5: Solve for x
    x = 36,446,570,328,866.66/6,916,121.73
  6. Step 6: Final answer
    x = 5,269,798.85

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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.