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Finding the Third Proportional to 11,789,388 and 18,746,937

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Solution

The third proportional to 11,789,388 and 18,746,937 is: 29,810,508.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789,388 : 18,746,937 = 18,746,937 : x
  2. Step 2: Convert to fraction form
    11,789,388/18,746,937 = 18,746,937/x
  3. Step 3: Cross multiply
    11,789,388x = 18,746,937 × 18,746,937
  4. Step 4: Simplify right side
    11,789,388x = 351,447,646,881,969
  5. Step 5: Solve for x
    x = 351,447,646,881,969/11,789,388
  6. Step 6: Final answer
    x = 29,810,508.14

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.