Home / 11,679,744.87-17,510,132.51-4,861,421.72

Finding the Fourth Proportional to 11,679,744.87, 17,510,132.51 and 4,861,421.72

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Solution

The fourth proportional to 11,679,744.87, 17,510,132.51 and 4,861,421.72 is: 7,288,184.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,679,744.87 : 17,510,132.51 = 4,861,421.72 : x
  2. Step 2: Convert to fraction form
    11,679,744.87/17,510,132.51 = 4,861,421.72/x
  3. Step 3: Cross multiply
    11,679,744.87x = 17,510,132.51 × 4,861,421.72
  4. Step 4: Simplify right side
    11,679,744.87x = 85,124,138,504,192.12
  5. Step 5: Solve for x
    x = 85,124,138,504,192.12/11,679,744.87
  6. Step 6: Final answer
    x = 7,288,184.76

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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.