Home / 8,127,488.70-12,191,208.75-2,062,208.70

Finding the Fourth Proportional to 8,127,488.70, 12,191,208.75 and 2,062,208.70

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Solution

The fourth proportional to 8,127,488.70, 12,191,208.75 and 2,062,208.70 is: 3,093,306.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127,488.70 : 12,191,208.75 = 2,062,208.70 : x
  2. Step 2: Convert to fraction form
    8,127,488.70/12,191,208.75 = 2,062,208.70/x
  3. Step 3: Cross multiply
    8,127,488.70x = 12,191,208.75 × 2,062,208.70
  4. Step 4: Simplify right side
    8,127,488.70x = 25,140,816,747,766.12
  5. Step 5: Solve for x
    x = 25,140,816,747,766.12/8,127,488.70
  6. Step 6: Final answer
    x = 3,093,306.88

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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.