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Finding the Third Proportional to 7,449,277 and 11,390,509.50

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Solution

The third proportional to 7,449,277 and 11,390,509.50 is: 17,416,952.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449,277 : 11,390,509.50 = 11,390,509.50 : x
  2. Step 2: Convert to fraction form
    7,449,277/11,390,509.50 = 11,390,509.50/x
  3. Step 3: Cross multiply
    7,449,277x = 11,390,509.50 × 11,390,509.50
  4. Step 4: Simplify right side
    7,449,277x = 129,743,706,669,590.25
  5. Step 5: Solve for x
    x = 129,743,706,669,590.25/7,449,277
  6. Step 6: Final answer
    x = 17,416,952.90

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.