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Finding the Third Proportional to 13,260,392 and 18,716,960

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Solution

The third proportional to 13,260,392 and 18,716,960 is: 26,418,871.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,260,392 : 18,716,960 = 18,716,960 : x
  2. Step 2: Convert to fraction form
    13,260,392/18,716,960 = 18,716,960/x
  3. Step 3: Cross multiply
    13,260,392x = 18,716,960 × 18,716,960
  4. Step 4: Simplify right side
    13,260,392x = 350,324,591,641,600
  5. Step 5: Solve for x
    x = 350,324,591,641,600/13,260,392
  6. Step 6: Final answer
    x = 26,418,871.45

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.