Home / 19,065,229.60-28,597,844.40-18,321,212.20

Finding the Fourth Proportional to 19,065,229.60, 28,597,844.40 and 18,321,212.20

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Solution

The fourth proportional to 19,065,229.60, 28,597,844.40 and 18,321,212.20 is: 27,481,818.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,065,229.60 : 28,597,844.40 = 18,321,212.20 : x
  2. Step 2: Convert to fraction form
    19,065,229.60/28,597,844.40 = 18,321,212.20/x
  3. Step 3: Cross multiply
    19,065,229.60x = 28,597,844.40 × 18,321,212.20
  4. Step 4: Simplify right side
    19,065,229.60x = 523,947,175,714,981.62
  5. Step 5: Solve for x
    x = 523,947,175,714,981.62/19,065,229.60
  6. Step 6: Final answer
    x = 27,481,818.30

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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.