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Finding the Third Proportional to 15,305,319 and 33,300,955

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Solution

The third proportional to 15,305,319 and 33,300,955 is: 72,455,438.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,305,319 : 33,300,955 = 33,300,955 : x
  2. Step 2: Convert to fraction form
    15,305,319/33,300,955 = 33,300,955/x
  3. Step 3: Cross multiply
    15,305,319x = 33,300,955 × 33,300,955
  4. Step 4: Simplify right side
    15,305,319x = 1,108,953,603,912,025
  5. Step 5: Solve for x
    x = 1,108,953,603,912,025/15,305,319
  6. Step 6: Final answer
    x = 72,455,438.79

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.