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Finding the Third Proportional to 4,858,346 and 7,720,059

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Solution

The third proportional to 4,858,346 and 7,720,059 is: 12,267,407.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858,346 : 7,720,059 = 7,720,059 : x
  2. Step 2: Convert to fraction form
    4,858,346/7,720,059 = 7,720,059/x
  3. Step 3: Cross multiply
    4,858,346x = 7,720,059 × 7,720,059
  4. Step 4: Simplify right side
    4,858,346x = 59,599,310,963,481
  5. Step 5: Solve for x
    x = 59,599,310,963,481/4,858,346
  6. Step 6: Final answer
    x = 12,267,407.67

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.