Home / 21,951,200.80-32,926,801.20-21,531,296.80

Finding the Fourth Proportional to 21,951,200.80, 32,926,801.20 and 21,531,296.80

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Solution

The fourth proportional to 21,951,200.80, 32,926,801.20 and 21,531,296.80 is: 32,296,945.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,951,200.80 : 32,926,801.20 = 21,531,296.80 : x
  2. Step 2: Convert to fraction form
    21,951,200.80/32,926,801.20 = 21,531,296.80/x
  3. Step 3: Cross multiply
    21,951,200.80x = 32,926,801.20 × 21,531,296.80
  4. Step 4: Simplify right side
    21,951,200.80x = 708,956,729,311,796.12
  5. Step 5: Solve for x
    x = 708,956,729,311,796.12/21,951,200.80
  6. Step 6: Final answer
    x = 32,296,945.20

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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.