Home / 8,067,788-12,105,255.70-4,228,698.06

Finding the Fourth Proportional to 8,067,788, 12,105,255.70 and 4,228,698.06

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Solution

The fourth proportional to 8,067,788, 12,105,255.70 and 4,228,698.06 is: 6,344,920.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067,788 : 12,105,255.70 = 4,228,698.06 : x
  2. Step 2: Convert to fraction form
    8,067,788/12,105,255.70 = 4,228,698.06/x
  3. Step 3: Cross multiply
    8,067,788x = 12,105,255.70 × 4,228,698.06
  4. Step 4: Simplify right side
    8,067,788x = 51,189,471,294,393.94
  5. Step 5: Solve for x
    x = 51,189,471,294,393.94/8,067,788
  6. Step 6: Final answer
    x = 6,344,920.23

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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.