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Finding the Third Proportional to 4,029,879 and 8,851,435

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Solution

The third proportional to 4,029,879 and 8,851,435 is: 19,441,750.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,029,879 : 8,851,435 = 8,851,435 : x
  2. Step 2: Convert to fraction form
    4,029,879/8,851,435 = 8,851,435/x
  3. Step 3: Cross multiply
    4,029,879x = 8,851,435 × 8,851,435
  4. Step 4: Simplify right side
    4,029,879x = 78,347,901,559,225
  5. Step 5: Solve for x
    x = 78,347,901,559,225/4,029,879
  6. Step 6: Final answer
    x = 19,441,750.37

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.