Home / 5,321,813.82-7,344,090.63-2,907,383.10

Finding the Fourth Proportional to 5,321,813.82, 7,344,090.63 and 2,907,383.10

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Solution

The fourth proportional to 5,321,813.82, 7,344,090.63 and 2,907,383.10 is: 4,012,181.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,321,813.82 : 7,344,090.63 = 2,907,383.10 : x
  2. Step 2: Convert to fraction form
    5,321,813.82/7,344,090.63 = 2,907,383.10/x
  3. Step 3: Cross multiply
    5,321,813.82x = 7,344,090.63 × 2,907,383.10
  4. Step 4: Simplify right side
    5,321,813.82x = 21,352,084,982,530.35
  5. Step 5: Solve for x
    x = 21,352,084,982,530.35/5,321,813.82
  6. Step 6: Final answer
    x = 4,012,181.88

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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.