Home / 20,177,399.88-27,845,426.34-11,476,824.84

Finding the Fourth Proportional to 20,177,399.88, 27,845,426.34 and 11,476,824.84

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Solution

The fourth proportional to 20,177,399.88, 27,845,426.34 and 11,476,824.84 is: 15,838,367.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,177,399.88 : 27,845,426.34 = 11,476,824.84 : x
  2. Step 2: Convert to fraction form
    20,177,399.88/27,845,426.34 = 11,476,824.84/x
  3. Step 3: Cross multiply
    20,177,399.88x = 27,845,426.34 × 11,476,824.84
  4. Step 4: Simplify right side
    20,177,399.88x = 319,577,080,699,302.25
  5. Step 5: Solve for x
    x = 319,577,080,699,302.25/20,177,399.88
  6. Step 6: Final answer
    x = 15,838,367.81

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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.