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Finding the Third Proportional to 6,445,372.50 and 9,321,143.34

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Solution

The third proportional to 6,445,372.50 and 9,321,143.34 is: 13,480,014.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,445,372.50 : 9,321,143.34 = 9,321,143.34 : x
  2. Step 2: Convert to fraction form
    6,445,372.50/9,321,143.34 = 9,321,143.34/x
  3. Step 3: Cross multiply
    6,445,372.50x = 9,321,143.34 × 9,321,143.34
  4. Step 4: Simplify right side
    6,445,372.50x = 86,883,713,234,734.94
  5. Step 5: Solve for x
    x = 86,883,713,234,734.94/6,445,372.50
  6. Step 6: Final answer
    x = 13,480,014.26

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.