Finding the Fourth Proportional to 11,639,736.08, 16,062,840.21 and 6,747,794.00
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Solution
The fourth proportional to 11,639,736.08, 16,062,840.21 and 6,747,794.00 is: 9,311,958.28
Step by Step Solution
- Step 1: Write the proportion equation
11,639,736.08 : 16,062,840.21 = 6,747,794.00 : x - Step 2: Convert to fraction form
11,639,736.08/16,062,840.21 = 6,747,794.00/x - Step 3: Cross multiply
11,639,736.08x = 16,062,840.21 × 6,747,794.00 - Step 4: Simplify right side
11,639,736.08x = 108,388,736,711,682.55 - Step 5: Solve for x
x = 108,388,736,711,682.55/11,639,736.08 - Step 6: Final answer
x = 9,311,958.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.