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Finding the Third Proportional to 18,577,112 and 40,254,288

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Solution

The third proportional to 18,577,112 and 40,254,288 is: 87,226,028.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,577,112 : 40,254,288 = 40,254,288 : x
  2. Step 2: Convert to fraction form
    18,577,112/40,254,288 = 40,254,288/x
  3. Step 3: Cross multiply
    18,577,112x = 40,254,288 × 40,254,288
  4. Step 4: Simplify right side
    18,577,112x = 1,620,407,702,386,944
  5. Step 5: Solve for x
    x = 1,620,407,702,386,944/18,577,112
  6. Step 6: Final answer
    x = 87,226,028.59

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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.