Home / 36,291,932.70-54,437,899.05-13,568,127.90

Finding the Fourth Proportional to 36,291,932.70, 54,437,899.05 and 13,568,127.90

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Solution

The fourth proportional to 36,291,932.70, 54,437,899.05 and 13,568,127.90 is: 20,352,191.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,291,932.70 : 54,437,899.05 = 13,568,127.90 : x
  2. Step 2: Convert to fraction form
    36,291,932.70/54,437,899.05 = 13,568,127.90/x
  3. Step 3: Cross multiply
    36,291,932.70x = 54,437,899.05 × 13,568,127.90
  4. Step 4: Simplify right side
    36,291,932.70x = 738,620,376,917,688.50
  5. Step 5: Solve for x
    x = 738,620,376,917,688.50/36,291,932.70
  6. Step 6: Final answer
    x = 20,352,191.85

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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.