Home / 13,081,883.57-19,621,328.07-3,498,009.43

Finding the Fourth Proportional to 13,081,883.57, 19,621,328.07 and 3,498,009.43

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Solution

The fourth proportional to 13,081,883.57, 19,621,328.07 and 3,498,009.43 is: 5,246,613.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,081,883.57 : 19,621,328.07 = 3,498,009.43 : x
  2. Step 2: Convert to fraction form
    13,081,883.57/19,621,328.07 = 3,498,009.43/x
  3. Step 3: Cross multiply
    13,081,883.57x = 19,621,328.07 × 3,498,009.43
  4. Step 4: Simplify right side
    13,081,883.57x = 68,635,590,617,983.70
  5. Step 5: Solve for x
    x = 68,635,590,617,983.70/13,081,883.57
  6. Step 6: Final answer
    x = 5,246,613.78

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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.