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Finding the Third Proportional to 6,612,816 and 14,019,200

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Solution

The third proportional to 6,612,816 and 14,019,200 is: 29,720,767.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612,816 : 14,019,200 = 14,019,200 : x
  2. Step 2: Convert to fraction form
    6,612,816/14,019,200 = 14,019,200/x
  3. Step 3: Cross multiply
    6,612,816x = 14,019,200 × 14,019,200
  4. Step 4: Simplify right side
    6,612,816x = 196,537,968,640,000
  5. Step 5: Solve for x
    x = 196,537,968,640,000/6,612,816
  6. Step 6: Final answer
    x = 29,720,767.77

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.