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Finding the Third Proportional to 20,451,719 and 32,558,457

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Solution

The third proportional to 20,451,719 and 32,558,457 is: 51,831,981.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,451,719 : 32,558,457 = 32,558,457 : x
  2. Step 2: Convert to fraction form
    20,451,719/32,558,457 = 32,558,457/x
  3. Step 3: Cross multiply
    20,451,719x = 32,558,457 × 32,558,457
  4. Step 4: Simplify right side
    20,451,719x = 1,060,053,122,220,849
  5. Step 5: Solve for x
    x = 1,060,053,122,220,849/20,451,719
  6. Step 6: Final answer
    x = 51,831,981.57

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.