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Finding the Third Proportional to 3,099,615 and 6,688,542

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Solution

The third proportional to 3,099,615 and 6,688,542 is: 14,432,951.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099,615 : 6,688,542 = 6,688,542 : x
  2. Step 2: Convert to fraction form
    3,099,615/6,688,542 = 6,688,542/x
  3. Step 3: Cross multiply
    3,099,615x = 6,688,542 × 6,688,542
  4. Step 4: Simplify right side
    3,099,615x = 44,736,594,085,764
  5. Step 5: Solve for x
    x = 44,736,594,085,764/3,099,615
  6. Step 6: Final answer
    x = 14,432,951.86

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.