Home / 7,986,190.85-11,976,921.63-2,227,535.89

Finding the Fourth Proportional to 7,986,190.85, 11,976,921.63 and 2,227,535.89

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Solution

The fourth proportional to 7,986,190.85, 11,976,921.63 and 2,227,535.89 is: 3,340,644.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,986,190.85 : 11,976,921.63 = 2,227,535.89 : x
  2. Step 2: Convert to fraction form
    7,986,190.85/11,976,921.63 = 2,227,535.89/x
  3. Step 3: Cross multiply
    7,986,190.85x = 11,976,921.63 × 2,227,535.89
  4. Step 4: Simplify right side
    7,986,190.85x = 26,679,022,819,970.18
  5. Step 5: Solve for x
    x = 26,679,022,819,970.18/7,986,190.85
  6. Step 6: Final answer
    x = 3,340,644.29

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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.