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Finding the Third Proportional to 4,312,149 and 8,751,009

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Solution

The third proportional to 4,312,149 and 8,751,009 is: 17,759,163.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312,149 : 8,751,009 = 8,751,009 : x
  2. Step 2: Convert to fraction form
    4,312,149/8,751,009 = 8,751,009/x
  3. Step 3: Cross multiply
    4,312,149x = 8,751,009 × 8,751,009
  4. Step 4: Simplify right side
    4,312,149x = 76,580,158,518,081
  5. Step 5: Solve for x
    x = 76,580,158,518,081/4,312,149
  6. Step 6: Final answer
    x = 17,759,163.36

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.