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Finding the Third Proportional to 4,987,318 and 10,737,440

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Solution

The third proportional to 4,987,318 and 10,737,440 is: 23,117,157.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987,318 : 10,737,440 = 10,737,440 : x
  2. Step 2: Convert to fraction form
    4,987,318/10,737,440 = 10,737,440/x
  3. Step 3: Cross multiply
    4,987,318x = 10,737,440 × 10,737,440
  4. Step 4: Simplify right side
    4,987,318x = 115,292,617,753,600
  5. Step 5: Solve for x
    x = 115,292,617,753,600/4,987,318
  6. Step 6: Final answer
    x = 23,117,157.91

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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.