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Finding the Third Proportional to 20,341,640 and 30,701,631

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Solution

The third proportional to 20,341,640 and 30,701,631 is: 46,337,962.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,341,640 : 30,701,631 = 30,701,631 : x
  2. Step 2: Convert to fraction form
    20,341,640/30,701,631 = 30,701,631/x
  3. Step 3: Cross multiply
    20,341,640x = 30,701,631 × 30,701,631
  4. Step 4: Simplify right side
    20,341,640x = 942,590,146,060,161
  5. Step 5: Solve for x
    x = 942,590,146,060,161/20,341,640
  6. Step 6: Final answer
    x = 46,337,962.23

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.