Home / 6,979,472.25-15,336,678.75

Finding the Third Proportional to 6,979,472.25 and 15,336,678.75

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Solution

The third proportional to 6,979,472.25 and 15,336,678.75 is: 33,700,788.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979,472.25 : 15,336,678.75 = 15,336,678.75 : x
  2. Step 2: Convert to fraction form
    6,979,472.25/15,336,678.75 = 15,336,678.75/x
  3. Step 3: Cross multiply
    6,979,472.25x = 15,336,678.75 × 15,336,678.75
  4. Step 4: Simplify right side
    6,979,472.25x = 235,213,715,080,701.56
  5. Step 5: Solve for x
    x = 235,213,715,080,701.56/6,979,472.25
  6. Step 6: Final answer
    x = 33,700,788.06

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.