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Finding the Third Proportional to 6,195,976 and 13,421,312

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Solution

The third proportional to 6,195,976 and 13,421,312 is: 29,072,355.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,195,976 : 13,421,312 = 13,421,312 : x
  2. Step 2: Convert to fraction form
    6,195,976/13,421,312 = 13,421,312/x
  3. Step 3: Cross multiply
    6,195,976x = 13,421,312 × 13,421,312
  4. Step 4: Simplify right side
    6,195,976x = 180,131,615,801,344
  5. Step 5: Solve for x
    x = 180,131,615,801,344/6,195,976
  6. Step 6: Final answer
    x = 29,072,355.32

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.