Home / 13,081,887.33-19,621,333.71-3,498,013.20

Finding the Fourth Proportional to 13,081,887.33, 19,621,333.71 and 3,498,013.20

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Solution

The fourth proportional to 13,081,887.33, 19,621,333.71 and 3,498,013.20 is: 5,246,619.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,081,887.33 : 19,621,333.71 = 3,498,013.20 : x
  2. Step 2: Convert to fraction form
    13,081,887.33/19,621,333.71 = 3,498,013.20/x
  3. Step 3: Cross multiply
    13,081,887.33x = 19,621,333.71 × 3,498,013.20
  4. Step 4: Simplify right side
    13,081,887.33x = 68,635,684,319,184.98
  5. Step 5: Solve for x
    x = 68,635,684,319,184.98/13,081,887.33
  6. Step 6: Final answer
    x = 5,246,619.44

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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.