Home / 36,291,937.20-54,437,905.80-13,568,132.40

Finding the Fourth Proportional to 36,291,937.20, 54,437,905.80 and 13,568,132.40

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Solution

The fourth proportional to 36,291,937.20, 54,437,905.80 and 13,568,132.40 is: 20,352,198.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,291,937.20 : 54,437,905.80 = 13,568,132.40 : x
  2. Step 2: Convert to fraction form
    36,291,937.20/54,437,905.80 = 13,568,132.40/x
  3. Step 3: Cross multiply
    36,291,937.20x = 54,437,905.80 × 13,568,132.40
  4. Step 4: Simplify right side
    36,291,937.20x = 738,620,713,473,127.88
  5. Step 5: Solve for x
    x = 738,620,713,473,127.88/36,291,937.20
  6. Step 6: Final answer
    x = 20,352,198.60

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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.