Home / 13,727,091.87-18,942,755.18-7,532,002.49

Finding the Fourth Proportional to 13,727,091.87, 18,942,755.18 and 7,532,002.49

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Solution

The fourth proportional to 13,727,091.87, 18,942,755.18 and 7,532,002.49 is: 10,393,816.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727,091.87 : 18,942,755.18 = 7,532,002.49 : x
  2. Step 2: Convert to fraction form
    13,727,091.87/18,942,755.18 = 7,532,002.49/x
  3. Step 3: Cross multiply
    13,727,091.87x = 18,942,755.18 × 7,532,002.49
  4. Step 4: Simplify right side
    13,727,091.87x = 142,676,879,050,846.62
  5. Step 5: Solve for x
    x = 142,676,879,050,846.62/13,727,091.87
  6. Step 6: Final answer
    x = 10,393,816.87

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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.