Home / 5,509,856.28-8,251,039.08-3,481,982.40

Finding the Fourth Proportional to 5,509,856.28, 8,251,039.08 and 3,481,982.40

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Solution

The fourth proportional to 5,509,856.28, 8,251,039.08 and 3,481,982.40 is: 5,214,287.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509,856.28 : 8,251,039.08 = 3,481,982.40 : x
  2. Step 2: Convert to fraction form
    5,509,856.28/8,251,039.08 = 3,481,982.40/x
  3. Step 3: Cross multiply
    5,509,856.28x = 8,251,039.08 × 3,481,982.40
  4. Step 4: Simplify right side
    5,509,856.28x = 28,729,972,858,272.19
  5. Step 5: Solve for x
    x = 28,729,972,858,272.19/5,509,856.28
  6. Step 6: Final answer
    x = 5,214,287.16

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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.