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Finding the Third Proportional to 30,963,640 and 43,307,812

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Solution

The third proportional to 30,963,640 and 43,307,812 is: 60,573,194.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,963,640 : 43,307,812 = 43,307,812 : x
  2. Step 2: Convert to fraction form
    30,963,640/43,307,812 = 43,307,812/x
  3. Step 3: Cross multiply
    30,963,640x = 43,307,812 × 43,307,812
  4. Step 4: Simplify right side
    30,963,640x = 1,875,566,580,227,344
  5. Step 5: Solve for x
    x = 1,875,566,580,227,344/30,963,640
  6. Step 6: Final answer
    x = 60,573,194.24

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.