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Finding the Third Proportional to 20,029,608 and 43,252,128

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Solution

The third proportional to 20,029,608 and 43,252,128 is: 93,399,060.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,029,608 : 43,252,128 = 43,252,128 : x
  2. Step 2: Convert to fraction form
    20,029,608/43,252,128 = 43,252,128/x
  3. Step 3: Cross multiply
    20,029,608x = 43,252,128 × 43,252,128
  4. Step 4: Simplify right side
    20,029,608x = 1,870,746,576,528,384
  5. Step 5: Solve for x
    x = 1,870,746,576,528,384/20,029,608
  6. Step 6: Final answer
    x = 93,399,060.86

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.