Home / 49,823,811.72-68,755,301.28-29,210,986.80

Finding the Fourth Proportional to 49,823,811.72, 68,755,301.28 and 29,210,986.80

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Solution

The fourth proportional to 49,823,811.72, 68,755,301.28 and 29,210,986.80 is: 40,310,247.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,823,811.72 : 68,755,301.28 = 29,210,986.80 : x
  2. Step 2: Convert to fraction form
    49,823,811.72/68,755,301.28 = 29,210,986.80/x
  3. Step 3: Cross multiply
    49,823,811.72x = 68,755,301.28 × 29,210,986.80
  4. Step 4: Simplify right side
    49,823,811.72x = 2,008,410,198,120,103.25
  5. Step 5: Solve for x
    x = 2,008,410,198,120,103.25/49,823,811.72
  6. Step 6: Final answer
    x = 40,310,247.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.