Home / 15,010,180.50-20,716,272.54-9,504,067.26

Finding the Fourth Proportional to 15,010,180.50, 20,716,272.54 and 9,504,067.26

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Solution

The fourth proportional to 15,010,180.50, 20,716,272.54 and 9,504,067.26 is: 13,117,020.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,010,180.50 : 20,716,272.54 = 9,504,067.26 : x
  2. Step 2: Convert to fraction form
    15,010,180.50/20,716,272.54 = 9,504,067.26/x
  3. Step 3: Cross multiply
    15,010,180.50x = 20,716,272.54 × 9,504,067.26
  4. Step 4: Simplify right side
    15,010,180.50x = 196,888,847,596,651.03
  5. Step 5: Solve for x
    x = 196,888,847,596,651.03/15,010,180.50
  6. Step 6: Final answer
    x = 13,117,020.65

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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.