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Finding the Third Proportional to 4,396,118.63 and 6,640,113.38

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Solution

The third proportional to 4,396,118.63 and 6,640,113.38 is: 10,029,553.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,396,118.63 : 6,640,113.38 = 6,640,113.38 : x
  2. Step 2: Convert to fraction form
    4,396,118.63/6,640,113.38 = 6,640,113.38/x
  3. Step 3: Cross multiply
    4,396,118.63x = 6,640,113.38 × 6,640,113.38
  4. Step 4: Simplify right side
    4,396,118.63x = 44,091,105,632,853.89
  5. Step 5: Solve for x
    x = 44,091,105,632,853.89/4,396,118.63
  6. Step 6: Final answer
    x = 10,029,553.20

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.