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Finding the Third Proportional to 6,287,961 and 13,472,319

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Solution

The third proportional to 6,287,961 and 13,472,319 is: 28,865,220.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287,961 : 13,472,319 = 13,472,319 : x
  2. Step 2: Convert to fraction form
    6,287,961/13,472,319 = 13,472,319/x
  3. Step 3: Cross multiply
    6,287,961x = 13,472,319 × 13,472,319
  4. Step 4: Simplify right side
    6,287,961x = 181,503,379,237,761
  5. Step 5: Solve for x
    x = 181,503,379,237,761/6,287,961
  6. Step 6: Final answer
    x = 28,865,220.26

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.