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Finding the Third Proportional to 6,258,928 and 13,190,358

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Solution

The third proportional to 6,258,928 and 13,190,358 is: 27,797,978.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,258,928 : 13,190,358 = 13,190,358 : x
  2. Step 2: Convert to fraction form
    6,258,928/13,190,358 = 13,190,358/x
  3. Step 3: Cross multiply
    6,258,928x = 13,190,358 × 13,190,358
  4. Step 4: Simplify right side
    6,258,928x = 173,985,544,168,164
  5. Step 5: Solve for x
    x = 173,985,544,168,164/6,258,928
  6. Step 6: Final answer
    x = 27,797,978.21

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.