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Finding the Third Proportional to 12,963,564 and 28,318,992

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Solution

The third proportional to 12,963,564 and 28,318,992 is: 61,863,026.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,963,564 : 28,318,992 = 28,318,992 : x
  2. Step 2: Convert to fraction form
    12,963,564/28,318,992 = 28,318,992/x
  3. Step 3: Cross multiply
    12,963,564x = 28,318,992 × 28,318,992
  4. Step 4: Simplify right side
    12,963,564x = 801,965,307,896,064
  5. Step 5: Solve for x
    x = 801,965,307,896,064/12,963,564
  6. Step 6: Final answer
    x = 61,863,026.86

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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.