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Finding the Third Proportional to 5,245,813.13 and 11,288,782.69

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Solution

The third proportional to 5,245,813.13 and 11,288,782.69 is: 24,293,014.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,245,813.13 : 11,288,782.69 = 11,288,782.69 : x
  2. Step 2: Convert to fraction form
    5,245,813.13/11,288,782.69 = 11,288,782.69/x
  3. Step 3: Cross multiply
    5,245,813.13x = 11,288,782.69 × 11,288,782.69
  4. Step 4: Simplify right side
    5,245,813.13x = 127,436,614,565,599.72
  5. Step 5: Solve for x
    x = 127,436,614,565,599.72/5,245,813.13
  6. Step 6: Final answer
    x = 24,293,014.55

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.