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Finding the Third Proportional to 26,620,857 and 57,276,810

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Solution

The third proportional to 26,620,857 and 57,276,810 is: 123,235,437.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,620,857 : 57,276,810 = 57,276,810 : x
  2. Step 2: Convert to fraction form
    26,620,857/57,276,810 = 57,276,810/x
  3. Step 3: Cross multiply
    26,620,857x = 57,276,810 × 57,276,810
  4. Step 4: Simplify right side
    26,620,857x = 3,280,632,963,776,100
  5. Step 5: Solve for x
    x = 3,280,632,963,776,100/26,620,857
  6. Step 6: Final answer
    x = 123,235,437.68

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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.