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Finding the Third Proportional to 12,551,994 and 19,396,026

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Solution

The third proportional to 12,551,994 and 19,396,026 is: 29,971,797.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,551,994 : 19,396,026 = 19,396,026 : x
  2. Step 2: Convert to fraction form
    12,551,994/19,396,026 = 19,396,026/x
  3. Step 3: Cross multiply
    12,551,994x = 19,396,026 × 19,396,026
  4. Step 4: Simplify right side
    12,551,994x = 376,205,824,592,676
  5. Step 5: Solve for x
    x = 376,205,824,592,676/12,551,994
  6. Step 6: Final answer
    x = 29,971,797.68

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.