Home / 20,094,756.10-27,729,926.04-11,393,517.40

Finding the Fourth Proportional to 20,094,756.10, 27,729,926.04 and 11,393,517.40

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Solution

The fourth proportional to 20,094,756.10, 27,729,926.04 and 11,393,517.40 is: 15,722,579.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,094,756.10 : 27,729,926.04 = 11,393,517.40 : x
  2. Step 2: Convert to fraction form
    20,094,756.10/27,729,926.04 = 11,393,517.40/x
  3. Step 3: Cross multiply
    20,094,756.10x = 27,729,926.04 × 11,393,517.40
  4. Step 4: Simplify right side
    20,094,756.10x = 315,941,394,837,453.12
  5. Step 5: Solve for x
    x = 315,941,394,837,453.12/20,094,756.10
  6. Step 6: Final answer
    x = 15,722,579.23

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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.