Home / 9,179,849.72-13,771,755.84-2,790,616.88

Finding the Fourth Proportional to 9,179,849.72, 13,771,755.84 and 2,790,616.88

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Solution

The fourth proportional to 9,179,849.72, 13,771,755.84 and 2,790,616.88 is: 4,186,527.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179,849.72 : 13,771,755.84 = 2,790,616.88 : x
  2. Step 2: Convert to fraction form
    9,179,849.72/13,771,755.84 = 2,790,616.88/x
  3. Step 3: Cross multiply
    9,179,849.72x = 13,771,755.84 × 2,790,616.88
  4. Step 4: Simplify right side
    9,179,849.72x = 38,431,694,314,342.58
  5. Step 5: Solve for x
    x = 38,431,694,314,342.58/9,179,849.72
  6. Step 6: Final answer
    x = 4,186,527.61

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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.