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Finding the Third Proportional to 4,069,077.75 and 8,777,049.75

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Solution

The third proportional to 4,069,077.75 and 8,777,049.75 is: 18,932,202.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,069,077.75 : 8,777,049.75 = 8,777,049.75 : x
  2. Step 2: Convert to fraction form
    4,069,077.75/8,777,049.75 = 8,777,049.75/x
  3. Step 3: Cross multiply
    4,069,077.75x = 8,777,049.75 × 8,777,049.75
  4. Step 4: Simplify right side
    4,069,077.75x = 77,036,602,313,975.06
  5. Step 5: Solve for x
    x = 77,036,602,313,975.06/4,069,077.75
  6. Step 6: Final answer
    x = 18,932,202.10

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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.