Home / 38,297,359.64-52,850,104.74-21,777,485.10

Finding the Fourth Proportional to 38,297,359.64, 52,850,104.74 and 21,777,485.10

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Solution

The fourth proportional to 38,297,359.64, 52,850,104.74 and 21,777,485.10 is: 30,052,786.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,297,359.64 : 52,850,104.74 = 21,777,485.10 : x
  2. Step 2: Convert to fraction form
    38,297,359.64/52,850,104.74 = 21,777,485.10/x
  3. Step 3: Cross multiply
    38,297,359.64x = 52,850,104.74 × 21,777,485.10
  4. Step 4: Simplify right side
    38,297,359.64x = 1,150,942,368,508,789.50
  5. Step 5: Solve for x
    x = 1,150,942,368,508,789.50/38,297,359.64
  6. Step 6: Final answer
    x = 30,052,786.39

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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.