Home / 43,715,728.75-65,576,742.42-16,789,384.75

Finding the Fourth Proportional to 43,715,728.75, 65,576,742.42 and 16,789,384.75

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Solution

The fourth proportional to 43,715,728.75, 65,576,742.42 and 16,789,384.75 is: 25,185,286.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,715,728.75 : 65,576,742.42 = 16,789,384.75 : x
  2. Step 2: Convert to fraction form
    43,715,728.75/65,576,742.42 = 16,789,384.75/x
  3. Step 3: Cross multiply
    43,715,728.75x = 65,576,742.42 × 16,789,384.75
  4. Step 4: Simplify right side
    43,715,728.75x = 1,100,993,159,141,026.12
  5. Step 5: Solve for x
    x = 1,100,993,159,141,026.12/43,715,728.75
  6. Step 6: Final answer
    x = 25,185,286.64

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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.