Home / 7,338,906.20-11,008,359.30-3,082,129.40

Finding the Fourth Proportional to 7,338,906.20, 11,008,359.30 and 3,082,129.40

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Solution

The fourth proportional to 7,338,906.20, 11,008,359.30 and 3,082,129.40 is: 4,623,194.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,906.20 : 11,008,359.30 = 3,082,129.40 : x
  2. Step 2: Convert to fraction form
    7,338,906.20/11,008,359.30 = 3,082,129.40/x
  3. Step 3: Cross multiply
    7,338,906.20x = 11,008,359.30 × 3,082,129.40
  4. Step 4: Simplify right side
    7,338,906.20x = 33,929,187,844,293.42
  5. Step 5: Solve for x
    x = 33,929,187,844,293.42/7,338,906.20
  6. Step 6: Final answer
    x = 4,623,194.10

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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.