Home / 27,647,999.20-41,471,998.80-12,502,424.80

Finding the Fourth Proportional to 27,647,999.20, 41,471,998.80 and 12,502,424.80

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Solution

The fourth proportional to 27,647,999.20, 41,471,998.80 and 12,502,424.80 is: 18,753,637.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,647,999.20 : 41,471,998.80 = 12,502,424.80 : x
  2. Step 2: Convert to fraction form
    27,647,999.20/41,471,998.80 = 12,502,424.80/x
  3. Step 3: Cross multiply
    27,647,999.20x = 41,471,998.80 × 12,502,424.80
  4. Step 4: Simplify right side
    27,647,999.20x = 518,500,546,302,690.25
  5. Step 5: Solve for x
    x = 518,500,546,302,690.25/27,647,999.20
  6. Step 6: Final answer
    x = 18,753,637.20

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1.5x scale

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.