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Finding the Third Proportional to 25,888,939 and 43,143,057

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Solution

The third proportional to 25,888,939 and 43,143,057 is: 71,896,471.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,888,939 : 43,143,057 = 43,143,057 : x
  2. Step 2: Convert to fraction form
    25,888,939/43,143,057 = 43,143,057/x
  3. Step 3: Cross multiply
    25,888,939x = 43,143,057 × 43,143,057
  4. Step 4: Simplify right side
    25,888,939x = 1,861,323,367,305,249
  5. Step 5: Solve for x
    x = 1,861,323,367,305,249/25,888,939
  6. Step 6: Final answer
    x = 71,896,471.59

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.