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Finding the Third Proportional to 4,286,556 and 6,631,398

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Solution

The third proportional to 4,286,556 and 6,631,398 is: 10,258,921.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286,556 : 6,631,398 = 6,631,398 : x
  2. Step 2: Convert to fraction form
    4,286,556/6,631,398 = 6,631,398/x
  3. Step 3: Cross multiply
    4,286,556x = 6,631,398 × 6,631,398
  4. Step 4: Simplify right side
    4,286,556x = 43,975,439,434,404
  5. Step 5: Solve for x
    x = 43,975,439,434,404/4,286,556
  6. Step 6: Final answer
    x = 10,258,921.02

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.