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Finding the Third Proportional to 3,091,027.50 and 6,639,111

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Solution

The third proportional to 3,091,027.50 and 6,639,111 is: 14,259,916.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,027.50 : 6,639,111 = 6,639,111 : x
  2. Step 2: Convert to fraction form
    3,091,027.50/6,639,111 = 6,639,111/x
  3. Step 3: Cross multiply
    3,091,027.50x = 6,639,111 × 6,639,111
  4. Step 4: Simplify right side
    3,091,027.50x = 44,077,794,870,321
  5. Step 5: Solve for x
    x = 44,077,794,870,321/3,091,027.50
  6. Step 6: Final answer
    x = 14,259,916.77

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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.