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Finding the Third Proportional to 5,546,570 and 11,920,972

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Solution

The third proportional to 5,546,570 and 11,920,972 is: 25,621,162.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,546,570 : 11,920,972 = 11,920,972 : x
  2. Step 2: Convert to fraction form
    5,546,570/11,920,972 = 11,920,972/x
  3. Step 3: Cross multiply
    5,546,570x = 11,920,972 × 11,920,972
  4. Step 4: Simplify right side
    5,546,570x = 142,109,573,424,784
  5. Step 5: Solve for x
    x = 142,109,573,424,784/5,546,570
  6. Step 6: Final answer
    x = 25,621,162.89

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.