Home / 22,218,103.80-33,277,389.30-21,720,439.80

Finding the Fourth Proportional to 22,218,103.80, 33,277,389.30 and 21,720,439.80

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Solution

The fourth proportional to 22,218,103.80, 33,277,389.30 and 21,720,439.80 is: 32,532,008.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,218,103.80 : 33,277,389.30 = 21,720,439.80 : x
  2. Step 2: Convert to fraction form
    22,218,103.80/33,277,389.30 = 21,720,439.80/x
  3. Step 3: Cross multiply
    22,218,103.80x = 33,277,389.30 × 21,720,439.80
  4. Step 4: Simplify right side
    22,218,103.80x = 722,799,530,991,814.12
  5. Step 5: Solve for x
    x = 722,799,530,991,814.12/22,218,103.80
  6. Step 6: Final answer
    x = 32,532,008.02

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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.