Home / 28,394,884.80-42,592,327.20-26,715,268.80

Finding the Fourth Proportional to 28,394,884.80, 42,592,327.20 and 26,715,268.80

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Solution

The fourth proportional to 28,394,884.80, 42,592,327.20 and 26,715,268.80 is: 40,072,903.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,394,884.80 : 42,592,327.20 = 26,715,268.80 : x
  2. Step 2: Convert to fraction form
    28,394,884.80/42,592,327.20 = 26,715,268.80/x
  3. Step 3: Cross multiply
    28,394,884.80x = 42,592,327.20 × 26,715,268.80
  4. Step 4: Simplify right side
    28,394,884.80x = 1,137,865,469,965,551.50
  5. Step 5: Solve for x
    x = 1,137,865,469,965,551.50/28,394,884.80
  6. Step 6: Final answer
    x = 40,072,903.20

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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.