Home / 7,485,682.60-11,211,935.10-5,797,311.40

Finding the Fourth Proportional to 7,485,682.60, 11,211,935.10 and 5,797,311.40

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Solution

The fourth proportional to 7,485,682.60, 11,211,935.10 and 5,797,311.40 is: 8,683,119.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485,682.60 : 11,211,935.10 = 5,797,311.40 : x
  2. Step 2: Convert to fraction form
    7,485,682.60/11,211,935.10 = 5,797,311.40/x
  3. Step 3: Cross multiply
    7,485,682.60x = 11,211,935.10 × 5,797,311.40
  4. Step 4: Simplify right side
    7,485,682.60x = 64,999,079,171,290.14
  5. Step 5: Solve for x
    x = 64,999,079,171,290.14/7,485,682.60
  6. Step 6: Final answer
    x = 8,683,119.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.