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Finding the Third Proportional to 5,518,372 and 12,063,176

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Solution

The third proportional to 5,518,372 and 12,063,176 is: 26,370,135.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518,372 : 12,063,176 = 12,063,176 : x
  2. Step 2: Convert to fraction form
    5,518,372/12,063,176 = 12,063,176/x
  3. Step 3: Cross multiply
    5,518,372x = 12,063,176 × 12,063,176
  4. Step 4: Simplify right side
    5,518,372x = 145,520,215,206,976
  5. Step 5: Solve for x
    x = 145,520,215,206,976/5,518,372
  6. Step 6: Final answer
    x = 26,370,135.11

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.