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Finding the Third Proportional to 11,652,426 and 18,239,228

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Solution

The third proportional to 11,652,426 and 18,239,228 is: 28,549,371.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,652,426 : 18,239,228 = 18,239,228 : x
  2. Step 2: Convert to fraction form
    11,652,426/18,239,228 = 18,239,228/x
  3. Step 3: Cross multiply
    11,652,426x = 18,239,228 × 18,239,228
  4. Step 4: Simplify right side
    11,652,426x = 332,669,438,035,984
  5. Step 5: Solve for x
    x = 332,669,438,035,984/11,652,426
  6. Step 6: Final answer
    x = 28,549,371.44

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.