Home / 20,723,271.20-31,084,906.80-17,364,039.20

Finding the Fourth Proportional to 20,723,271.20, 31,084,906.80 and 17,364,039.20

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Solution

The fourth proportional to 20,723,271.20, 31,084,906.80 and 17,364,039.20 is: 26,046,058.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,723,271.20 : 31,084,906.80 = 17,364,039.20 : x
  2. Step 2: Convert to fraction form
    20,723,271.20/31,084,906.80 = 17,364,039.20/x
  3. Step 3: Cross multiply
    20,723,271.20x = 31,084,906.80 × 17,364,039.20
  4. Step 4: Simplify right side
    20,723,271.20x = 539,759,540,203,546.56
  5. Step 5: Solve for x
    x = 539,759,540,203,546.56/20,723,271.20
  6. Step 6: Final answer
    x = 26,046,058.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.