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Finding the Third Proportional to 4,638,708 and 7,022,220

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Solution

The third proportional to 4,638,708 and 7,022,220 is: 10,630,454.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638,708 : 7,022,220 = 7,022,220 : x
  2. Step 2: Convert to fraction form
    4,638,708/7,022,220 = 7,022,220/x
  3. Step 3: Cross multiply
    4,638,708x = 7,022,220 × 7,022,220
  4. Step 4: Simplify right side
    4,638,708x = 49,311,573,728,400
  5. Step 5: Solve for x
    x = 49,311,573,728,400/4,638,708
  6. Step 6: Final answer
    x = 10,630,454.37

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.