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Finding the Third Proportional to 5,347,128 and 8,046,249

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Solution

The third proportional to 5,347,128 and 8,046,249 is: 12,107,831.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347,128 : 8,046,249 = 8,046,249 : x
  2. Step 2: Convert to fraction form
    5,347,128/8,046,249 = 8,046,249/x
  3. Step 3: Cross multiply
    5,347,128x = 8,046,249 × 8,046,249
  4. Step 4: Simplify right side
    5,347,128x = 64,742,122,970,001
  5. Step 5: Solve for x
    x = 64,742,122,970,001/5,347,128
  6. Step 6: Final answer
    x = 12,107,831.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.