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Finding the Third Proportional to 8,685,944 and 17,153,890

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Solution

The third proportional to 8,685,944 and 17,153,890 is: 33,877,255.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,685,944 : 17,153,890 = 17,153,890 : x
  2. Step 2: Convert to fraction form
    8,685,944/17,153,890 = 17,153,890/x
  3. Step 3: Cross multiply
    8,685,944x = 17,153,890 × 17,153,890
  4. Step 4: Simplify right side
    8,685,944x = 294,255,942,132,100
  5. Step 5: Solve for x
    x = 294,255,942,132,100/8,685,944
  6. Step 6: Final answer
    x = 33,877,255.27

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.