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Finding the Third Proportional to 8,294,072 and 18,182,458

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Solution

The third proportional to 8,294,072 and 18,182,458 is: 39,860,008.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,294,072 : 18,182,458 = 18,182,458 : x
  2. Step 2: Convert to fraction form
    8,294,072/18,182,458 = 18,182,458/x
  3. Step 3: Cross multiply
    8,294,072x = 18,182,458 × 18,182,458
  4. Step 4: Simplify right side
    8,294,072x = 330,601,778,921,764
  5. Step 5: Solve for x
    x = 330,601,778,921,764/8,294,072
  6. Step 6: Final answer
    x = 39,860,008.32

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.