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Finding the Third Proportional to 8,588,739 and 18,668,445

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Solution

The third proportional to 8,588,739 and 18,668,445 is: 40,577,649.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588,739 : 18,668,445 = 18,668,445 : x
  2. Step 2: Convert to fraction form
    8,588,739/18,668,445 = 18,668,445/x
  3. Step 3: Cross multiply
    8,588,739x = 18,668,445 × 18,668,445
  4. Step 4: Simplify right side
    8,588,739x = 348,510,838,718,025
  5. Step 5: Solve for x
    x = 348,510,838,718,025/8,588,739
  6. Step 6: Final answer
    x = 40,577,649.26

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.