Home / 38,296,884.20-57,482,651.10-19,149,261.80

Finding the Fourth Proportional to 38,296,884.20, 57,482,651.10 and 19,149,261.80

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Solution

The fourth proportional to 38,296,884.20, 57,482,651.10 and 19,149,261.80 is: 28,742,555.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,296,884.20 : 57,482,651.10 = 19,149,261.80 : x
  2. Step 2: Convert to fraction form
    38,296,884.20/57,482,651.10 = 19,149,261.80/x
  3. Step 3: Cross multiply
    38,296,884.20x = 57,482,651.10 × 19,149,261.80
  4. Step 4: Simplify right side
    38,296,884.20x = 1,100,750,334,871,958
  5. Step 5: Solve for x
    x = 1,100,750,334,871,958/38,296,884.20
  6. Step 6: Final answer
    x = 28,742,555.90

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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.