Home / 7,748,912.94-11,622,898.86-2,890,282.86

Finding the Fourth Proportional to 7,748,912.94, 11,622,898.86 and 2,890,282.86

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Solution

The fourth proportional to 7,748,912.94, 11,622,898.86 and 2,890,282.86 is: 4,335,248.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748,912.94 : 11,622,898.86 = 2,890,282.86 : x
  2. Step 2: Convert to fraction form
    7,748,912.94/11,622,898.86 = 2,890,282.86/x
  3. Step 3: Cross multiply
    7,748,912.94x = 11,622,898.86 × 2,890,282.86
  4. Step 4: Simplify right side
    7,748,912.94x = 33,593,465,358,571.54
  5. Step 5: Solve for x
    x = 33,593,465,358,571.54/7,748,912.94
  6. Step 6: Final answer
    x = 4,335,248.78

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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.