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Finding the Third Proportional to 28,873,192 and 64,201,736

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Solution

The third proportional to 28,873,192 and 64,201,736 is: 142,757,437.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,873,192 : 64,201,736 = 64,201,736 : x
  2. Step 2: Convert to fraction form
    28,873,192/64,201,736 = 64,201,736/x
  3. Step 3: Cross multiply
    28,873,192x = 64,201,736 × 64,201,736
  4. Step 4: Simplify right side
    28,873,192x = 4,121,862,905,413,696
  5. Step 5: Solve for x
    x = 4,121,862,905,413,696/28,873,192
  6. Step 6: Final answer
    x = 142,757,437.61

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.