Home / 30,861,430.32-46,286,245.19-15,504,464.62

Finding the Fourth Proportional to 30,861,430.32, 46,286,245.19 and 15,504,464.62

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Solution

The fourth proportional to 30,861,430.32, 46,286,245.19 and 15,504,464.62 is: 23,253,732.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,861,430.32 : 46,286,245.19 = 15,504,464.62 : x
  2. Step 2: Convert to fraction form
    30,861,430.32/46,286,245.19 = 15,504,464.62/x
  3. Step 3: Cross multiply
    30,861,430.32x = 46,286,245.19 × 15,504,464.62
  4. Step 4: Simplify right side
    30,861,430.32x = 717,643,451,184,019.88
  5. Step 5: Solve for x
    x = 717,643,451,184,019.88/30,861,430.32
  6. Step 6: Final answer
    x = 23,253,732.69

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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.