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Finding the Third Proportional to 4,342,932 and 6,388,086

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Solution

The third proportional to 4,342,932 and 6,388,086 is: 9,396,334.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,342,932 : 6,388,086 = 6,388,086 : x
  2. Step 2: Convert to fraction form
    4,342,932/6,388,086 = 6,388,086/x
  3. Step 3: Cross multiply
    4,342,932x = 6,388,086 × 6,388,086
  4. Step 4: Simplify right side
    4,342,932x = 40,807,642,743,396
  5. Step 5: Solve for x
    x = 40,807,642,743,396/4,342,932
  6. Step 6: Final answer
    x = 9,396,334.72

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.