Home / 33,220,008.20-49,844,009.10-18,084,801.80

Finding the Fourth Proportional to 33,220,008.20, 49,844,009.10 and 18,084,801.80

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Solution

The fourth proportional to 33,220,008.20, 49,844,009.10 and 18,084,801.80 is: 27,134,822.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,220,008.20 : 49,844,009.10 = 18,084,801.80 : x
  2. Step 2: Convert to fraction form
    33,220,008.20/49,844,009.10 = 18,084,801.80/x
  3. Step 3: Cross multiply
    33,220,008.20x = 49,844,009.10 × 18,084,801.80
  4. Step 4: Simplify right side
    33,220,008.20x = 901,419,025,490,896.50
  5. Step 5: Solve for x
    x = 901,419,025,490,896.50/33,220,008.20
  6. Step 6: Final answer
    x = 27,134,822.49

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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.