Home / 28,015,855.20-41,984,416.80-22,268,419.20

Finding the Fourth Proportional to 28,015,855.20, 41,984,416.80 and 22,268,419.20

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Solution

The fourth proportional to 28,015,855.20, 41,984,416.80 and 22,268,419.20 is: 33,371,338.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,015,855.20 : 41,984,416.80 = 22,268,419.20 : x
  2. Step 2: Convert to fraction form
    28,015,855.20/41,984,416.80 = 22,268,419.20/x
  3. Step 3: Cross multiply
    28,015,855.20x = 41,984,416.80 × 22,268,419.20
  4. Step 4: Simplify right side
    28,015,855.20x = 934,926,593,169,922.50
  5. Step 5: Solve for x
    x = 934,926,593,169,922.50/28,015,855.20
  6. Step 6: Final answer
    x = 33,371,338.71

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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.