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Finding the Third Proportional to 19,234,272 and 40,614,720

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Solution

The third proportional to 19,234,272 and 40,614,720 is: 85,761,264.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,234,272 : 40,614,720 = 40,614,720 : x
  2. Step 2: Convert to fraction form
    19,234,272/40,614,720 = 40,614,720/x
  3. Step 3: Cross multiply
    19,234,272x = 40,614,720 × 40,614,720
  4. Step 4: Simplify right side
    19,234,272x = 1,649,555,480,678,400
  5. Step 5: Solve for x
    x = 1,649,555,480,678,400/19,234,272
  6. Step 6: Final answer
    x = 85,761,264.10

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.