Home / 13,976,865.49-20,938,023.77-10,888,395.09

Finding the Fourth Proportional to 13,976,865.49, 20,938,023.77 and 10,888,395.09

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Solution

The fourth proportional to 13,976,865.49, 20,938,023.77 and 10,888,395.09 is: 16,311,345.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,976,865.49 : 20,938,023.77 = 10,888,395.09 : x
  2. Step 2: Convert to fraction form
    13,976,865.49/20,938,023.77 = 10,888,395.09/x
  3. Step 3: Cross multiply
    13,976,865.49x = 20,938,023.77 × 10,888,395.09
  4. Step 4: Simplify right side
    13,976,865.49x = 227,981,475,211,571.28
  5. Step 5: Solve for x
    x = 227,981,475,211,571.28/13,976,865.49
  6. Step 6: Final answer
    x = 16,311,345.01

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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.