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Finding the Third Proportional to 4,108,968 and 6,387,256

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Solution

The third proportional to 4,108,968 and 6,387,256 is: 9,928,779.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108,968 : 6,387,256 = 6,387,256 : x
  2. Step 2: Convert to fraction form
    4,108,968/6,387,256 = 6,387,256/x
  3. Step 3: Cross multiply
    4,108,968x = 6,387,256 × 6,387,256
  4. Step 4: Simplify right side
    4,108,968x = 40,797,039,209,536
  5. Step 5: Solve for x
    x = 40,797,039,209,536/4,108,968
  6. Step 6: Final answer
    x = 9,928,779.98

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.