Home / 45,206,238.44-67,807,841.34-19,647,245.72

Finding the Fourth Proportional to 45,206,238.44, 67,807,841.34 and 19,647,245.72

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Solution

The fourth proportional to 45,206,238.44, 67,807,841.34 and 19,647,245.72 is: 29,470,209.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,206,238.44 : 67,807,841.34 = 19,647,245.72 : x
  2. Step 2: Convert to fraction form
    45,206,238.44/67,807,841.34 = 19,647,245.72/x
  3. Step 3: Cross multiply
    45,206,238.44x = 67,807,841.34 × 19,647,245.72
  4. Step 4: Simplify right side
    45,206,238.44x = 1,332,237,320,549,754
  5. Step 5: Solve for x
    x = 1,332,237,320,549,754/45,206,238.44
  6. Step 6: Final answer
    x = 29,470,209.57

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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.