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Finding the Third Proportional to 12,515,998 and 25,991,226

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Solution

The third proportional to 12,515,998 and 25,991,226 is: 53,974,427.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,515,998 : 25,991,226 = 25,991,226 : x
  2. Step 2: Convert to fraction form
    12,515,998/25,991,226 = 25,991,226/x
  3. Step 3: Cross multiply
    12,515,998x = 25,991,226 × 25,991,226
  4. Step 4: Simplify right side
    12,515,998x = 675,543,828,983,076
  5. Step 5: Solve for x
    x = 675,543,828,983,076/12,515,998
  6. Step 6: Final answer
    x = 53,974,427.69

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.