Home / 9,215,906.40-12,722,732.46-6,732,338.22

Finding the Fourth Proportional to 9,215,906.40, 12,722,732.46 and 6,732,338.22

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Solution

The fourth proportional to 9,215,906.40, 12,722,732.46 and 6,732,338.22 is: 9,294,119.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215,906.40 : 12,722,732.46 = 6,732,338.22 : x
  2. Step 2: Convert to fraction form
    9,215,906.40/12,722,732.46 = 6,732,338.22/x
  3. Step 3: Cross multiply
    9,215,906.40x = 12,722,732.46 × 6,732,338.22
  4. Step 4: Simplify right side
    9,215,906.40x = 85,653,738,003,292.62
  5. Step 5: Solve for x
    x = 85,653,738,003,292.62/9,215,906.40
  6. Step 6: Final answer
    x = 9,294,119.78

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1.5x scale

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.