Home / 25,540,512.80-38,310,668.40-7,589,616.80

Finding the Fourth Proportional to 25,540,512.80, 38,310,668.40 and 7,589,616.80

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Solution

The fourth proportional to 25,540,512.80, 38,310,668.40 and 7,589,616.80 is: 11,384,395.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,540,512.80 : 38,310,668.40 = 7,589,616.80 : x
  2. Step 2: Convert to fraction form
    25,540,512.80/38,310,668.40 = 7,589,616.80/x
  3. Step 3: Cross multiply
    25,540,512.80x = 38,310,668.40 × 7,589,616.80
  4. Step 4: Simplify right side
    25,540,512.80x = 290,763,292,507,869.12
  5. Step 5: Solve for x
    x = 290,763,292,507,869.12/25,540,512.80
  6. Step 6: Final answer
    x = 11,384,395.25

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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.