Home / 6,129,664.80-9,187,936.20-2,082,402.60

Finding the Fourth Proportional to 6,129,664.80, 9,187,936.20 and 2,082,402.60

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Solution

The fourth proportional to 6,129,664.80, 9,187,936.20 and 2,082,402.60 is: 3,121,374.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,129,664.80 : 9,187,936.20 = 2,082,402.60 : x
  2. Step 2: Convert to fraction form
    6,129,664.80/9,187,936.20 = 2,082,402.60/x
  3. Step 3: Cross multiply
    6,129,664.80x = 9,187,936.20 × 2,082,402.60
  4. Step 4: Simplify right side
    6,129,664.80x = 19,132,982,231,514.12
  5. Step 5: Solve for x
    x = 19,132,982,231,514.12/6,129,664.80
  6. Step 6: Final answer
    x = 3,121,374.96

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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.