Home / 33,518,879.40-50,278,319.10-18,213,378.60

Finding the Fourth Proportional to 33,518,879.40, 50,278,319.10 and 18,213,378.60

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Solution

The fourth proportional to 33,518,879.40, 50,278,319.10 and 18,213,378.60 is: 27,320,067.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,518,879.40 : 50,278,319.10 = 18,213,378.60 : x
  2. Step 2: Convert to fraction form
    33,518,879.40/50,278,319.10 = 18,213,378.60/x
  3. Step 3: Cross multiply
    33,518,879.40x = 50,278,319.10 × 18,213,378.60
  4. Step 4: Simplify right side
    33,518,879.40x = 915,738,061,139,911.38
  5. Step 5: Solve for x
    x = 915,738,061,139,911.38/33,518,879.40
  6. Step 6: Final answer
    x = 27,320,067.90

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1.5x scale

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.