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Finding the Third Proportional to 13,305,280 and 18,537,608

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Solution

The third proportional to 13,305,280 and 18,537,608 is: 25,827,559.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,305,280 : 18,537,608 = 18,537,608 : x
  2. Step 2: Convert to fraction form
    13,305,280/18,537,608 = 18,537,608/x
  3. Step 3: Cross multiply
    13,305,280x = 18,537,608 × 18,537,608
  4. Step 4: Simplify right side
    13,305,280x = 343,642,910,361,664
  5. Step 5: Solve for x
    x = 343,642,910,361,664/13,305,280
  6. Step 6: Final answer
    x = 25,827,559.46

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.