Home / 7,334,728.97-10,121,419.61-4,071,286.77

Finding the Fourth Proportional to 7,334,728.97, 10,121,419.61 and 4,071,286.77

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Solution

The fourth proportional to 7,334,728.97, 10,121,419.61 and 4,071,286.77 is: 5,618,094.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,334,728.97 : 10,121,419.61 = 4,071,286.77 : x
  2. Step 2: Convert to fraction form
    7,334,728.97/10,121,419.61 = 4,071,286.77/x
  3. Step 3: Cross multiply
    7,334,728.97x = 10,121,419.61 × 4,071,286.77
  4. Step 4: Simplify right side
    7,334,728.97x = 41,207,201,751,811.55
  5. Step 5: Solve for x
    x = 41,207,201,751,811.55/7,334,728.97
  6. Step 6: Final answer
    x = 5,618,094.67

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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.