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Finding the Third Proportional to 8,713,036 and 18,937,289

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Solution

The third proportional to 8,713,036 and 18,937,289 is: 41,159,122.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,713,036 : 18,937,289 = 18,937,289 : x
  2. Step 2: Convert to fraction form
    8,713,036/18,937,289 = 18,937,289/x
  3. Step 3: Cross multiply
    8,713,036x = 18,937,289 × 18,937,289
  4. Step 4: Simplify right side
    8,713,036x = 358,620,914,669,521
  5. Step 5: Solve for x
    x = 358,620,914,669,521/8,713,036
  6. Step 6: Final answer
    x = 41,159,122.34

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.