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Finding the Third Proportional to 18,134,966 and 38,316,832

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Solution

The third proportional to 18,134,966 and 38,316,832 is: 80,958,498.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,134,966 : 38,316,832 = 38,316,832 : x
  2. Step 2: Convert to fraction form
    18,134,966/38,316,832 = 38,316,832/x
  3. Step 3: Cross multiply
    18,134,966x = 38,316,832 × 38,316,832
  4. Step 4: Simplify right side
    18,134,966x = 1,468,179,614,516,224
  5. Step 5: Solve for x
    x = 1,468,179,614,516,224/18,134,966
  6. Step 6: Final answer
    x = 80,958,498.32

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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.