Home / 30,329,540.40-45,494,310.60-8,764,845.60

Finding the Fourth Proportional to 30,329,540.40, 45,494,310.60 and 8,764,845.60

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Solution

The fourth proportional to 30,329,540.40, 45,494,310.60 and 8,764,845.60 is: 13,147,268.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,329,540.40 : 45,494,310.60 = 8,764,845.60 : x
  2. Step 2: Convert to fraction form
    30,329,540.40/45,494,310.60 = 8,764,845.60/x
  3. Step 3: Cross multiply
    30,329,540.40x = 45,494,310.60 × 8,764,845.60
  4. Step 4: Simplify right side
    30,329,540.40x = 398,750,608,087,443.38
  5. Step 5: Solve for x
    x = 398,750,608,087,443.38/30,329,540.40
  6. Step 6: Final answer
    x = 13,147,268.40

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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.