Home / 6,756,639.12-9,324,313.56-3,855,972.24

Finding the Fourth Proportional to 6,756,639.12, 9,324,313.56 and 3,855,972.24

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Solution

The fourth proportional to 6,756,639.12, 9,324,313.56 and 3,855,972.24 is: 5,321,328.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,756,639.12 : 9,324,313.56 = 3,855,972.24 : x
  2. Step 2: Convert to fraction form
    6,756,639.12/9,324,313.56 = 3,855,972.24/x
  3. Step 3: Cross multiply
    6,756,639.12x = 9,324,313.56 × 3,855,972.24
  4. Step 4: Simplify right side
    6,756,639.12x = 35,954,294,244,415.58
  5. Step 5: Solve for x
    x = 35,954,294,244,415.58/6,756,639.12
  6. Step 6: Final answer
    x = 5,321,328.19

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Double scale
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1.5x scale

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.