Home / 13,486,544.20-20,229,816.30-3,902,235.40

Finding the Fourth Proportional to 13,486,544.20, 20,229,816.30 and 3,902,235.40

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Solution

The fourth proportional to 13,486,544.20, 20,229,816.30 and 3,902,235.40 is: 5,853,353.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,486,544.20 : 20,229,816.30 = 3,902,235.40 : x
  2. Step 2: Convert to fraction form
    13,486,544.20/20,229,816.30 = 3,902,235.40/x
  3. Step 3: Cross multiply
    13,486,544.20x = 20,229,816.30 × 3,902,235.40
  4. Step 4: Simplify right side
    13,486,544.20x = 78,941,505,301,357.02
  5. Step 5: Solve for x
    x = 78,941,505,301,357.02/13,486,544.20
  6. Step 6: Final answer
    x = 5,853,353.10

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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.