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Finding the Third Proportional to 4,247,968 and 6,292,321

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Solution

The third proportional to 4,247,968 and 6,292,321 is: 9,320,527.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247,968 : 6,292,321 = 6,292,321 : x
  2. Step 2: Convert to fraction form
    4,247,968/6,292,321 = 6,292,321/x
  3. Step 3: Cross multiply
    4,247,968x = 6,292,321 × 6,292,321
  4. Step 4: Simplify right side
    4,247,968x = 39,593,303,567,041
  5. Step 5: Solve for x
    x = 39,593,303,567,041/4,247,968
  6. Step 6: Final answer
    x = 9,320,527.74

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.