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Finding the Third Proportional to 15,712,836 and 33,827,079

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Solution

The third proportional to 15,712,836 and 33,827,079 is: 72,823,981.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,712,836 : 33,827,079 = 33,827,079 : x
  2. Step 2: Convert to fraction form
    15,712,836/33,827,079 = 33,827,079/x
  3. Step 3: Cross multiply
    15,712,836x = 33,827,079 × 33,827,079
  4. Step 4: Simplify right side
    15,712,836x = 1,144,271,273,672,241
  5. Step 5: Solve for x
    x = 1,144,271,273,672,241/15,712,836
  6. Step 6: Final answer
    x = 72,823,981.21

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.