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Finding the Third Proportional to 8,620,230 and 18,411,595

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Solution

The third proportional to 8,620,230 and 18,411,595 is: 39,324,569.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,620,230 : 18,411,595 = 18,411,595 : x
  2. Step 2: Convert to fraction form
    8,620,230/18,411,595 = 18,411,595/x
  3. Step 3: Cross multiply
    8,620,230x = 18,411,595 × 18,411,595
  4. Step 4: Simplify right side
    8,620,230x = 338,986,830,444,025
  5. Step 5: Solve for x
    x = 338,986,830,444,025/8,620,230
  6. Step 6: Final answer
    x = 39,324,569.12

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.