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Finding the Third Proportional to 13,169,250 and 20,267,454

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Solution

The third proportional to 13,169,250 and 20,267,454 is: 31,191,578.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,169,250 : 20,267,454 = 20,267,454 : x
  2. Step 2: Convert to fraction form
    13,169,250/20,267,454 = 20,267,454/x
  3. Step 3: Cross multiply
    13,169,250x = 20,267,454 × 20,267,454
  4. Step 4: Simplify right side
    13,169,250x = 410,769,691,642,116
  5. Step 5: Solve for x
    x = 410,769,691,642,116/13,169,250
  6. Step 6: Final answer
    x = 31,191,578.23

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.