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Finding the Third Proportional to 13,939,720 and 30,195,772

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Solution

The third proportional to 13,939,720 and 30,195,772 is: 65,409,107.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,939,720 : 30,195,772 = 30,195,772 : x
  2. Step 2: Convert to fraction form
    13,939,720/30,195,772 = 30,195,772/x
  3. Step 3: Cross multiply
    13,939,720x = 30,195,772 × 30,195,772
  4. Step 4: Simplify right side
    13,939,720x = 911,784,646,675,984
  5. Step 5: Solve for x
    x = 911,784,646,675,984/13,939,720
  6. Step 6: Final answer
    x = 65,409,107.69

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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.