Home / 38,054,900.56-52,515,797.11-20,651,245.95

Finding the Fourth Proportional to 38,054,900.56, 52,515,797.11 and 20,651,245.95

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Solution

The fourth proportional to 38,054,900.56, 52,515,797.11 and 20,651,245.95 is: 28,498,738.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,054,900.56 : 52,515,797.11 = 20,651,245.95 : x
  2. Step 2: Convert to fraction form
    38,054,900.56/52,515,797.11 = 20,651,245.95/x
  3. Step 3: Cross multiply
    38,054,900.56x = 52,515,797.11 × 20,651,245.95
  4. Step 4: Simplify right side
    38,054,900.56x = 1,084,516,642,611,322.25
  5. Step 5: Solve for x
    x = 1,084,516,642,611,322.25/38,054,900.56
  6. Step 6: Final answer
    x = 28,498,738.05

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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.