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Finding the Third Proportional to 4,084,818 and 8,888,157

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Solution

The third proportional to 4,084,818 and 8,888,157 is: 19,339,744.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084,818 : 8,888,157 = 8,888,157 : x
  2. Step 2: Convert to fraction form
    4,084,818/8,888,157 = 8,888,157/x
  3. Step 3: Cross multiply
    4,084,818x = 8,888,157 × 8,888,157
  4. Step 4: Simplify right side
    4,084,818x = 78,999,334,856,649
  5. Step 5: Solve for x
    x = 78,999,334,856,649/4,084,818
  6. Step 6: Final answer
    x = 19,339,744.11

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.