Home / 6,479,256.40-13,920,131.84

Finding the Third Proportional to 6,479,256.40 and 13,920,131.84

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Solution

The third proportional to 6,479,256.40 and 13,920,131.84 is: 29,906,220.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,479,256.40 : 13,920,131.84 = 13,920,131.84 : x
  2. Step 2: Convert to fraction form
    6,479,256.40/13,920,131.84 = 13,920,131.84/x
  3. Step 3: Cross multiply
    6,479,256.40x = 13,920,131.84 × 13,920,131.84
  4. Step 4: Simplify right side
    6,479,256.40x = 193,770,070,566,258.44
  5. Step 5: Solve for x
    x = 193,770,070,566,258.44/6,479,256.40
  6. Step 6: Final answer
    x = 29,906,220.48

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.