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Finding the Third Proportional to 12,029,336 and 18,425,028

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Solution

The third proportional to 12,029,336 and 18,425,028 is: 28,221,146.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,029,336 : 18,425,028 = 18,425,028 : x
  2. Step 2: Convert to fraction form
    12,029,336/18,425,028 = 18,425,028/x
  3. Step 3: Cross multiply
    12,029,336x = 18,425,028 × 18,425,028
  4. Step 4: Simplify right side
    12,029,336x = 339,481,656,800,784
  5. Step 5: Solve for x
    x = 339,481,656,800,784/12,029,336
  6. Step 6: Final answer
    x = 28,221,146.77

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.