Home / 43,469,497.60-65,204,246.40-20,794,681.60

Finding the Fourth Proportional to 43,469,497.60, 65,204,246.40 and 20,794,681.60

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Solution

The fourth proportional to 43,469,497.60, 65,204,246.40 and 20,794,681.60 is: 31,192,022.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,469,497.60 : 65,204,246.40 = 20,794,681.60 : x
  2. Step 2: Convert to fraction form
    43,469,497.60/65,204,246.40 = 20,794,681.60/x
  3. Step 3: Cross multiply
    43,469,497.60x = 65,204,246.40 × 20,794,681.60
  4. Step 4: Simplify right side
    43,469,497.60x = 1,355,901,542,855,946.25
  5. Step 5: Solve for x
    x = 1,355,901,542,855,946.25/43,469,497.60
  6. Step 6: Final answer
    x = 31,192,022.40

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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.