Home / 6,645,027.40-9,961,320.30-5,204,912.20

Finding the Fourth Proportional to 6,645,027.40, 9,961,320.30 and 5,204,912.20

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Solution

The fourth proportional to 6,645,027.40, 9,961,320.30 and 5,204,912.20 is: 7,802,495.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,027.40 : 9,961,320.30 = 5,204,912.20 : x
  2. Step 2: Convert to fraction form
    6,645,027.40/9,961,320.30 = 5,204,912.20/x
  3. Step 3: Cross multiply
    6,645,027.40x = 9,961,320.30 × 5,204,912.20
  4. Step 4: Simplify right side
    6,645,027.40x = 51,847,797,557,577.66
  5. Step 5: Solve for x
    x = 51,847,797,557,577.66/6,645,027.40
  6. Step 6: Final answer
    x = 7,802,495.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.