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Finding the Third Proportional to 11,215,075 and 16,803,955

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Solution

The third proportional to 11,215,075 and 16,803,955 is: 25,177,977.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,215,075 : 16,803,955 = 16,803,955 : x
  2. Step 2: Convert to fraction form
    11,215,075/16,803,955 = 16,803,955/x
  3. Step 3: Cross multiply
    11,215,075x = 16,803,955 × 16,803,955
  4. Step 4: Simplify right side
    11,215,075x = 282,372,903,642,025
  5. Step 5: Solve for x
    x = 282,372,903,642,025/11,215,075
  6. Step 6: Final answer
    x = 25,177,977.29

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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.