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Finding the Third Proportional to 14,151,996 and 21,205,881

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Solution

The third proportional to 14,151,996 and 21,205,881 is: 31,775,686.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,151,996 : 21,205,881 = 21,205,881 : x
  2. Step 2: Convert to fraction form
    14,151,996/21,205,881 = 21,205,881/x
  3. Step 3: Cross multiply
    14,151,996x = 21,205,881 × 21,205,881
  4. Step 4: Simplify right side
    14,151,996x = 449,689,388,986,161
  5. Step 5: Solve for x
    x = 449,689,388,986,161/14,151,996
  6. Step 6: Final answer
    x = 31,775,686.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.