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Finding the Third Proportional to 4,157,477 and 8,889,503

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Solution

The third proportional to 4,157,477 and 8,889,503 is: 19,007,504.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157,477 : 8,889,503 = 8,889,503 : x
  2. Step 2: Convert to fraction form
    4,157,477/8,889,503 = 8,889,503/x
  3. Step 3: Cross multiply
    4,157,477x = 8,889,503 × 8,889,503
  4. Step 4: Simplify right side
    4,157,477x = 79,023,263,587,009
  5. Step 5: Solve for x
    x = 79,023,263,587,009/4,157,477
  6. Step 6: Final answer
    x = 19,007,504.69

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.