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Finding the Third Proportional to 15,252,608 and 21,333,837

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Solution

The third proportional to 15,252,608 and 21,333,837 is: 29,839,657.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,252,608 : 21,333,837 = 21,333,837 : x
  2. Step 2: Convert to fraction form
    15,252,608/21,333,837 = 21,333,837/x
  3. Step 3: Cross multiply
    15,252,608x = 21,333,837 × 21,333,837
  4. Step 4: Simplify right side
    15,252,608x = 455,132,601,142,569
  5. Step 5: Solve for x
    x = 455,132,601,142,569/15,252,608
  6. Step 6: Final answer
    x = 29,839,657.66

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.