Home / 20,196,513.36-27,867,436.56-11,494,168.56

Finding the Fourth Proportional to 20,196,513.36, 27,867,436.56 and 11,494,168.56

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Solution

The fourth proportional to 20,196,513.36, 27,867,436.56 and 11,494,168.56 is: 15,859,817.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,196,513.36 : 27,867,436.56 = 11,494,168.56 : x
  2. Step 2: Convert to fraction form
    20,196,513.36/27,867,436.56 = 11,494,168.56/x
  3. Step 3: Cross multiply
    20,196,513.36x = 27,867,436.56 × 11,494,168.56
  4. Step 4: Simplify right side
    20,196,513.36x = 320,313,013,155,746.56
  5. Step 5: Solve for x
    x = 320,313,013,155,746.56/20,196,513.36
  6. Step 6: Final answer
    x = 15,859,817.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.