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Finding the Third Proportional to 15,950,372 and 34,988,520

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Solution

The third proportional to 15,950,372 and 34,988,520 is: 76,750,343.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,950,372 : 34,988,520 = 34,988,520 : x
  2. Step 2: Convert to fraction form
    15,950,372/34,988,520 = 34,988,520/x
  3. Step 3: Cross multiply
    15,950,372x = 34,988,520 × 34,988,520
  4. Step 4: Simplify right side
    15,950,372x = 1,224,196,531,790,400
  5. Step 5: Solve for x
    x = 1,224,196,531,790,400/15,950,372
  6. Step 6: Final answer
    x = 76,750,343.62

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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.