Home / 18,181,198.26-25,090,585.99-9,921,792.76

Finding the Fourth Proportional to 18,181,198.26, 25,090,585.99 and 9,921,792.76

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Solution

The fourth proportional to 18,181,198.26, 25,090,585.99 and 9,921,792.76 is: 13,692,364.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181,198.26 : 25,090,585.99 = 9,921,792.76 : x
  2. Step 2: Convert to fraction form
    18,181,198.26/25,090,585.99 = 9,921,792.76/x
  3. Step 3: Cross multiply
    18,181,198.26x = 25,090,585.99 × 9,921,792.76
  4. Step 4: Simplify right side
    18,181,198.26x = 248,943,594,332,208.50
  5. Step 5: Solve for x
    x = 248,943,594,332,208.50/18,181,198.26
  6. Step 6: Final answer
    x = 13,692,364.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.