Home / 27,215,998.20-40,823,997.30-10,174,456.80

Finding the Fourth Proportional to 27,215,998.20, 40,823,997.30 and 10,174,456.80

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Solution

The fourth proportional to 27,215,998.20, 40,823,997.30 and 10,174,456.80 is: 15,261,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,215,998.20 : 40,823,997.30 = 10,174,456.80 : x
  2. Step 2: Convert to fraction form
    27,215,998.20/40,823,997.30 = 10,174,456.80/x
  3. Step 3: Cross multiply
    27,215,998.20x = 40,823,997.30 × 10,174,456.80
  4. Step 4: Simplify right side
    27,215,998.20x = 415,361,996,932,166.62
  5. Step 5: Solve for x
    x = 415,361,996,932,166.62/27,215,998.20
  6. Step 6: Final answer
    x = 15,261,685.20

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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.