Home / 6,881,969.20-10,322,286.76-2,089,700.58

Finding the Fourth Proportional to 6,881,969.20, 10,322,286.76 and 2,089,700.58

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Solution

The fourth proportional to 6,881,969.20, 10,322,286.76 and 2,089,700.58 is: 3,134,348.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,881,969.20 : 10,322,286.76 = 2,089,700.58 : x
  2. Step 2: Convert to fraction form
    6,881,969.20/10,322,286.76 = 2,089,700.58/x
  3. Step 3: Cross multiply
    6,881,969.20x = 10,322,286.76 × 2,089,700.58
  4. Step 4: Simplify right side
    6,881,969.20x = 21,570,488,629,298.32
  5. Step 5: Solve for x
    x = 21,570,488,629,298.32/6,881,969.20
  6. Step 6: Final answer
    x = 3,134,348.32

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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.