Home / 6,928,081.11-9,560,366.28-3,830,425.38

Finding the Fourth Proportional to 6,928,081.11, 9,560,366.28 and 3,830,425.38

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Solution

The fourth proportional to 6,928,081.11, 9,560,366.28 and 3,830,425.38 is: 5,285,773.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,928,081.11 : 9,560,366.28 = 3,830,425.38 : x
  2. Step 2: Convert to fraction form
    6,928,081.11/9,560,366.28 = 3,830,425.38/x
  3. Step 3: Cross multiply
    6,928,081.11x = 9,560,366.28 × 3,830,425.38
  4. Step 4: Simplify right side
    6,928,081.11x = 36,620,269,641,008.18
  5. Step 5: Solve for x
    x = 36,620,269,641,008.18/6,928,081.11
  6. Step 6: Final answer
    x = 5,285,773.80

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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.