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Finding the Third Proportional to 21,741,417 and 47,389,248

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Solution

The third proportional to 21,741,417 and 47,389,248 is: 103,293,213.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,741,417 : 47,389,248 = 47,389,248 : x
  2. Step 2: Convert to fraction form
    21,741,417/47,389,248 = 47,389,248/x
  3. Step 3: Cross multiply
    21,741,417x = 47,389,248 × 47,389,248
  4. Step 4: Simplify right side
    21,741,417x = 2,245,740,826,005,504
  5. Step 5: Solve for x
    x = 2,245,740,826,005,504/21,741,417
  6. Step 6: Final answer
    x = 103,293,213.41

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.