Home / 28,384,403.38-42,577,958.33-13,793,939.84

Finding the Fourth Proportional to 28,384,403.38, 42,577,958.33 and 13,793,939.84

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Solution

The fourth proportional to 28,384,403.38, 42,577,958.33 and 13,793,939.84 is: 20,691,567.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,384,403.38 : 42,577,958.33 = 13,793,939.84 : x
  2. Step 2: Convert to fraction form
    28,384,403.38/42,577,958.33 = 13,793,939.84/x
  3. Step 3: Cross multiply
    28,384,403.38x = 42,577,958.33 × 13,793,939.84
  4. Step 4: Simplify right side
    28,384,403.38x = 587,317,795,641,339.25
  5. Step 5: Solve for x
    x = 587,317,795,641,339.25/28,384,403.38
  6. Step 6: Final answer
    x = 20,691,567.40

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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.