Home / 13,081,887.41-19,621,333.84-3,498,013.27

Finding the Fourth Proportional to 13,081,887.41, 19,621,333.84 and 3,498,013.27

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Solution

The fourth proportional to 13,081,887.41, 19,621,333.84 and 3,498,013.27 is: 5,246,619.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,081,887.41 : 19,621,333.84 = 3,498,013.27 : x
  2. Step 2: Convert to fraction form
    13,081,887.41/19,621,333.84 = 3,498,013.27/x
  3. Step 3: Cross multiply
    13,081,887.41x = 19,621,333.84 × 3,498,013.27
  4. Step 4: Simplify right side
    13,081,887.41x = 68,635,686,200,845.91
  5. Step 5: Solve for x
    x = 68,635,686,200,845.91/13,081,887.41
  6. Step 6: Final answer
    x = 5,246,619.55

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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.