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Finding the Third Proportional to 7,173,715 and 15,519,662

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Solution

The third proportional to 7,173,715 and 15,519,662 is: 33,575,338.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,173,715 : 15,519,662 = 15,519,662 : x
  2. Step 2: Convert to fraction form
    7,173,715/15,519,662 = 15,519,662/x
  3. Step 3: Cross multiply
    7,173,715x = 15,519,662 × 15,519,662
  4. Step 4: Simplify right side
    7,173,715x = 240,859,908,594,244
  5. Step 5: Solve for x
    x = 240,859,908,594,244/7,173,715
  6. Step 6: Final answer
    x = 33,575,338.38

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.