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Finding the Third Proportional to 4,609,150 and 6,639,189

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Solution

The third proportional to 4,609,150 and 6,639,189 is: 9,563,331.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,609,150 : 6,639,189 = 6,639,189 : x
  2. Step 2: Convert to fraction form
    4,609,150/6,639,189 = 6,639,189/x
  3. Step 3: Cross multiply
    4,609,150x = 6,639,189 × 6,639,189
  4. Step 4: Simplify right side
    4,609,150x = 44,078,830,577,721
  5. Step 5: Solve for x
    x = 44,078,830,577,721/4,609,150
  6. Step 6: Final answer
    x = 9,563,331.76

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.