Home / 20,019,173.12-29,882,255.44-17,197,418.24

Finding the Fourth Proportional to 20,019,173.12, 29,882,255.44 and 17,197,418.24

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Solution

The fourth proportional to 20,019,173.12, 29,882,255.44 and 17,197,418.24 is: 25,670,273.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,019,173.12 : 29,882,255.44 = 17,197,418.24 : x
  2. Step 2: Convert to fraction form
    20,019,173.12/29,882,255.44 = 17,197,418.24/x
  3. Step 3: Cross multiply
    20,019,173.12x = 29,882,255.44 × 17,197,418.24
  4. Step 4: Simplify right side
    20,019,173.12x = 513,897,644,756,195.19
  5. Step 5: Solve for x
    x = 513,897,644,756,195.19/20,019,173.12
  6. Step 6: Final answer
    x = 25,670,273.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.