Home / 67,668,273.72-93,379,716-36,727,783.56

Finding the Fourth Proportional to 67,668,273.72, 93,379,716 and 36,727,783.56

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Solution

The fourth proportional to 67,668,273.72, 93,379,716 and 36,727,783.56 is: 50,682,983.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,668,273.72 : 93,379,716 = 36,727,783.56 : x
  2. Step 2: Convert to fraction form
    67,668,273.72/93,379,716 = 36,727,783.56/x
  3. Step 3: Cross multiply
    67,668,273.72x = 93,379,716 × 36,727,783.56
  4. Step 4: Simplify right side
    67,668,273.72x = 3,429,629,998,142,269
  5. Step 5: Solve for x
    x = 3,429,629,998,142,269/67,668,273.72
  6. Step 6: Final answer
    x = 50,682,983.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.