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Finding the Third Proportional to 18,831,123 and 39,922,026

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Solution

The third proportional to 18,831,123 and 39,922,026 is: 84,634,791.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,831,123 : 39,922,026 = 39,922,026 : x
  2. Step 2: Convert to fraction form
    18,831,123/39,922,026 = 39,922,026/x
  3. Step 3: Cross multiply
    18,831,123x = 39,922,026 × 39,922,026
  4. Step 4: Simplify right side
    18,831,123x = 1,593,768,159,944,676
  5. Step 5: Solve for x
    x = 1,593,768,159,944,676/18,831,123
  6. Step 6: Final answer
    x = 84,634,791.03

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.