Home / 20,084,794.94-27,720,047.03-12,248,853.23

Finding the Fourth Proportional to 20,084,794.94, 27,720,047.03 and 12,248,853.23

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Solution

The fourth proportional to 20,084,794.94, 27,720,047.03 and 12,248,853.23 is: 16,905,265.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,084,794.94 : 27,720,047.03 = 12,248,853.23 : x
  2. Step 2: Convert to fraction form
    20,084,794.94/27,720,047.03 = 12,248,853.23/x
  3. Step 3: Cross multiply
    20,084,794.94x = 27,720,047.03 × 12,248,853.23
  4. Step 4: Simplify right side
    20,084,794.94x = 339,538,787,399,322.88
  5. Step 5: Solve for x
    x = 339,538,787,399,322.88/20,084,794.94
  6. Step 6: Final answer
    x = 16,905,265.33

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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.