Home / 21,733,190.80-32,599,786.20-19,465,709.20

Finding the Fourth Proportional to 21,733,190.80, 32,599,786.20 and 19,465,709.20

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Solution

The fourth proportional to 21,733,190.80, 32,599,786.20 and 19,465,709.20 is: 29,198,563.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,733,190.80 : 32,599,786.20 = 19,465,709.20 : x
  2. Step 2: Convert to fraction form
    21,733,190.80/32,599,786.20 = 19,465,709.20/x
  3. Step 3: Cross multiply
    21,733,190.80x = 32,599,786.20 × 19,465,709.20
  4. Step 4: Simplify right side
    21,733,190.80x = 634,577,958,151,373
  5. Step 5: Solve for x
    x = 634,577,958,151,373/21,733,190.80
  6. Step 6: Final answer
    x = 29,198,563.80

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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.