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Finding the Third Proportional to 7,477,248 and 11,203,320

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Solution

The third proportional to 7,477,248 and 11,203,320 is: 16,786,173.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477,248 : 11,203,320 = 11,203,320 : x
  2. Step 2: Convert to fraction form
    7,477,248/11,203,320 = 11,203,320/x
  3. Step 3: Cross multiply
    7,477,248x = 11,203,320 × 11,203,320
  4. Step 4: Simplify right side
    7,477,248x = 125,514,379,022,400
  5. Step 5: Solve for x
    x = 125,514,379,022,400/7,477,248
  6. Step 6: Final answer
    x = 16,786,173.07

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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.