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Finding the Third Proportional to 19,485,381 and 27,241,710

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Solution

The third proportional to 19,485,381 and 27,241,710 is: 38,085,514.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,485,381 : 27,241,710 = 27,241,710 : x
  2. Step 2: Convert to fraction form
    19,485,381/27,241,710 = 27,241,710/x
  3. Step 3: Cross multiply
    19,485,381x = 27,241,710 × 27,241,710
  4. Step 4: Simplify right side
    19,485,381x = 742,110,763,724,100
  5. Step 5: Solve for x
    x = 742,110,763,724,100/19,485,381
  6. Step 6: Final answer
    x = 38,085,514.66

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.