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Finding the Third Proportional to 3,182,685.75 and 6,512,445

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Solution

The third proportional to 3,182,685.75 and 6,512,445 is: 13,325,833.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182,685.75 : 6,512,445 = 6,512,445 : x
  2. Step 2: Convert to fraction form
    3,182,685.75/6,512,445 = 6,512,445/x
  3. Step 3: Cross multiply
    3,182,685.75x = 6,512,445 × 6,512,445
  4. Step 4: Simplify right side
    3,182,685.75x = 42,411,939,878,025
  5. Step 5: Solve for x
    x = 42,411,939,878,025/3,182,685.75
  6. Step 6: Final answer
    x = 13,325,833.34

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.