Home / 40,824,006.80-61,236,010.20-18,149,190.80

Finding the Fourth Proportional to 40,824,006.80, 61,236,010.20 and 18,149,190.80

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Solution

The fourth proportional to 40,824,006.80, 61,236,010.20 and 18,149,190.80 is: 27,223,786.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,824,006.80 : 61,236,010.20 = 18,149,190.80 : x
  2. Step 2: Convert to fraction form
    40,824,006.80/61,236,010.20 = 18,149,190.80/x
  3. Step 3: Cross multiply
    40,824,006.80x = 61,236,010.20 × 18,149,190.80
  4. Step 4: Simplify right side
    40,824,006.80x = 1,111,384,032,950,546.25
  5. Step 5: Solve for x
    x = 1,111,384,032,950,546.25/40,824,006.80
  6. Step 6: Final answer
    x = 27,223,786.20

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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.