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Finding the Third Proportional to 4,311,394.75 and 6,763,309.13

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Solution

The third proportional to 4,311,394.75 and 6,763,309.13 is: 10,609,640.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,311,394.75 : 6,763,309.13 = 6,763,309.13 : x
  2. Step 2: Convert to fraction form
    4,311,394.75/6,763,309.13 = 6,763,309.13/x
  3. Step 3: Cross multiply
    4,311,394.75x = 6,763,309.13 × 6,763,309.13
  4. Step 4: Simplify right side
    4,311,394.75x = 45,742,350,320,308.27
  5. Step 5: Solve for x
    x = 45,742,350,320,308.27/4,311,394.75
  6. Step 6: Final answer
    x = 10,609,640.96

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.