Home / 7,755,511.28-11,617,520.52-3,914,964.32

Finding the Fourth Proportional to 7,755,511.28, 11,617,520.52 and 3,914,964.32

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Solution

The fourth proportional to 7,755,511.28, 11,617,520.52 and 3,914,964.32 is: 5,864,497.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,755,511.28 : 11,617,520.52 = 3,914,964.32 : x
  2. Step 2: Convert to fraction form
    7,755,511.28/11,617,520.52 = 3,914,964.32/x
  3. Step 3: Cross multiply
    7,755,511.28x = 11,617,520.52 × 3,914,964.32
  4. Step 4: Simplify right side
    7,755,511.28x = 45,482,178,322,667.84
  5. Step 5: Solve for x
    x = 45,482,178,322,667.84/7,755,511.28
  6. Step 6: Final answer
    x = 5,864,497.73

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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.