Home / 7,231,460.84-9,979,568.39-3,968,247.03

Finding the Fourth Proportional to 7,231,460.84, 9,979,568.39 and 3,968,247.03

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Solution

The fourth proportional to 7,231,460.84, 9,979,568.39 and 3,968,247.03 is: 5,476,264.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,231,460.84 : 9,979,568.39 = 3,968,247.03 : x
  2. Step 2: Convert to fraction form
    7,231,460.84/9,979,568.39 = 3,968,247.03/x
  3. Step 3: Cross multiply
    7,231,460.84x = 9,979,568.39 × 3,968,247.03
  4. Step 4: Simplify right side
    7,231,460.84x = 39,601,392,596,961.43
  5. Step 5: Solve for x
    x = 39,601,392,596,961.43/7,231,460.84
  6. Step 6: Final answer
    x = 5,476,264.54

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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.