Home / 13,751,154.50-18,975,482.32-7,950,310.14

Finding the Fourth Proportional to 13,751,154.50, 18,975,482.32 and 7,950,310.14

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Solution

The fourth proportional to 13,751,154.50, 18,975,482.32 and 7,950,310.14 is: 10,970,785.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,751,154.50 : 18,975,482.32 = 7,950,310.14 : x
  2. Step 2: Convert to fraction form
    13,751,154.50/18,975,482.32 = 7,950,310.14/x
  3. Step 3: Cross multiply
    13,751,154.50x = 18,975,482.32 × 7,950,310.14
  4. Step 4: Simplify right side
    13,751,154.50x = 150,860,969,500,086.72
  5. Step 5: Solve for x
    x = 150,860,969,500,086.72/13,751,154.50
  6. Step 6: Final answer
    x = 10,970,785.73

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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.