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Finding the Third Proportional to 5,445,984 and 11,732,220

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Solution

The third proportional to 5,445,984 and 11,732,220 is: 25,274,585.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445,984 : 11,732,220 = 11,732,220 : x
  2. Step 2: Convert to fraction form
    5,445,984/11,732,220 = 11,732,220/x
  3. Step 3: Cross multiply
    5,445,984x = 11,732,220 × 11,732,220
  4. Step 4: Simplify right side
    5,445,984x = 137,644,986,128,400
  5. Step 5: Solve for x
    x = 137,644,986,128,400/5,445,984
  6. Step 6: Final answer
    x = 25,274,585.11

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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.