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Finding the Third Proportional to 5,664,555 and 8,543,863

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Solution

The third proportional to 5,664,555 and 8,543,863 is: 12,886,730.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,664,555 : 8,543,863 = 8,543,863 : x
  2. Step 2: Convert to fraction form
    5,664,555/8,543,863 = 8,543,863/x
  3. Step 3: Cross multiply
    5,664,555x = 8,543,863 × 8,543,863
  4. Step 4: Simplify right side
    5,664,555x = 72,997,594,962,769
  5. Step 5: Solve for x
    x = 72,997,594,962,769/5,664,555
  6. Step 6: Final answer
    x = 12,886,730.73

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.