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Finding the Third Proportional to 15,691,768.50 and 33,860,679

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Solution

The third proportional to 15,691,768.50 and 33,860,679 is: 73,066,689.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,691,768.50 : 33,860,679 = 33,860,679 : x
  2. Step 2: Convert to fraction form
    15,691,768.50/33,860,679 = 33,860,679/x
  3. Step 3: Cross multiply
    15,691,768.50x = 33,860,679 × 33,860,679
  4. Step 4: Simplify right side
    15,691,768.50x = 1,146,545,582,341,041
  5. Step 5: Solve for x
    x = 1,146,545,582,341,041/15,691,768.50
  6. Step 6: Final answer
    x = 73,066,689.86

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.