Home / 7,984,189.44-11,976,714.24-3,192,606.72

Finding the Fourth Proportional to 7,984,189.44, 11,976,714.24 and 3,192,606.72

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Solution

The fourth proportional to 7,984,189.44, 11,976,714.24 and 3,192,606.72 is: 4,789,082.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984,189.44 : 11,976,714.24 = 3,192,606.72 : x
  2. Step 2: Convert to fraction form
    7,984,189.44/11,976,714.24 = 3,192,606.72/x
  3. Step 3: Cross multiply
    7,984,189.44x = 11,976,714.24 × 3,192,606.72
  4. Step 4: Simplify right side
    7,984,189.44x = 38,236,938,366,143.70
  5. Step 5: Solve for x
    x = 38,236,938,366,143.70/7,984,189.44
  6. Step 6: Final answer
    x = 4,789,082.05

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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.