Home / 36,518,147.52-54,777,843.36-13,809,739.20

Finding the Fourth Proportional to 36,518,147.52, 54,777,843.36 and 13,809,739.20

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Solution

The fourth proportional to 36,518,147.52, 54,777,843.36 and 13,809,739.20 is: 20,714,844.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,518,147.52 : 54,777,843.36 = 13,809,739.20 : x
  2. Step 2: Convert to fraction form
    36,518,147.52/54,777,843.36 = 13,809,739.20/x
  3. Step 3: Cross multiply
    36,518,147.52x = 54,777,843.36 × 13,809,739.20
  4. Step 4: Simplify right side
    36,518,147.52x = 756,467,730,740,051.62
  5. Step 5: Solve for x
    x = 756,467,730,740,051.62/36,518,147.52
  6. Step 6: Final answer
    x = 20,714,844.05

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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.