Home / 9,969,405.20-14,954,107.80-3,238,499.60

Finding the Fourth Proportional to 9,969,405.20, 14,954,107.80 and 3,238,499.60

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Solution

The fourth proportional to 9,969,405.20, 14,954,107.80 and 3,238,499.60 is: 4,857,749.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969,405.20 : 14,954,107.80 = 3,238,499.60 : x
  2. Step 2: Convert to fraction form
    9,969,405.20/14,954,107.80 = 3,238,499.60/x
  3. Step 3: Cross multiply
    9,969,405.20x = 14,954,107.80 × 3,238,499.60
  4. Step 4: Simplify right side
    9,969,405.20x = 48,428,872,128,656.88
  5. Step 5: Solve for x
    x = 48,428,872,128,656.88/9,969,405.20
  6. Step 6: Final answer
    x = 4,857,749.40

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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.