Home / 27,083,815.20-40,625,722.80-11,967,271.20

Finding the Fourth Proportional to 27,083,815.20, 40,625,722.80 and 11,967,271.20

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Solution

The fourth proportional to 27,083,815.20, 40,625,722.80 and 11,967,271.20 is: 17,950,906.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,083,815.20 : 40,625,722.80 = 11,967,271.20 : x
  2. Step 2: Convert to fraction form
    27,083,815.20/40,625,722.80 = 11,967,271.20/x
  3. Step 3: Cross multiply
    27,083,815.20x = 40,625,722.80 × 11,967,271.20
  4. Step 4: Simplify right side
    27,083,815.20x = 486,179,042,443,623.31
  5. Step 5: Solve for x
    x = 486,179,042,443,623.31/27,083,815.20
  6. Step 6: Final answer
    x = 17,950,906.80

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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.