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Finding the Third Proportional to 21,414,920 and 32,624,278

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Solution

The third proportional to 21,414,920 and 32,624,278 is: 49,701,026.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,414,920 : 32,624,278 = 32,624,278 : x
  2. Step 2: Convert to fraction form
    21,414,920/32,624,278 = 32,624,278/x
  3. Step 3: Cross multiply
    21,414,920x = 32,624,278 × 32,624,278
  4. Step 4: Simplify right side
    21,414,920x = 1,064,343,515,021,284
  5. Step 5: Solve for x
    x = 1,064,343,515,021,284/21,414,920
  6. Step 6: Final answer
    x = 49,701,026.90

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.