Home / 6,722,713.90-9,274,701.36-4,139,910.64

Finding the Fourth Proportional to 6,722,713.90, 9,274,701.36 and 4,139,910.64

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Solution

The fourth proportional to 6,722,713.90, 9,274,701.36 and 4,139,910.64 is: 5,711,448.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,722,713.90 : 9,274,701.36 = 4,139,910.64 : x
  2. Step 2: Convert to fraction form
    6,722,713.90/9,274,701.36 = 4,139,910.64/x
  3. Step 3: Cross multiply
    6,722,713.90x = 9,274,701.36 × 4,139,910.64
  4. Step 4: Simplify right side
    6,722,713.90x = 38,396,434,843,086.47
  5. Step 5: Solve for x
    x = 38,396,434,843,086.47/6,722,713.90
  6. Step 6: Final answer
    x = 5,711,448.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.