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Finding the Third Proportional to 14,867,447 and 20,936,956

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Solution

The third proportional to 14,867,447 and 20,936,956 is: 29,484,290.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,867,447 : 20,936,956 = 20,936,956 : x
  2. Step 2: Convert to fraction form
    14,867,447/20,936,956 = 20,936,956/x
  3. Step 3: Cross multiply
    14,867,447x = 20,936,956 × 20,936,956
  4. Step 4: Simplify right side
    14,867,447x = 438,356,126,545,936
  5. Step 5: Solve for x
    x = 438,356,126,545,936/14,867,447
  6. Step 6: Final answer
    x = 29,484,290.51

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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.