Finding the Fourth Proportional to 5,672,674.56, 7,825,716.84 and 3,347,989.96
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Solution
The fourth proportional to 5,672,674.56, 7,825,716.84 and 3,347,989.96 is: 4,618,706.95
Step by Step Solution
- Step 1: Write the proportion equation
5,672,674.56 : 7,825,716.84 = 3,347,989.96 : x - Step 2: Convert to fraction form
5,672,674.56/7,825,716.84 = 3,347,989.96/x - Step 3: Cross multiply
5,672,674.56x = 7,825,716.84 × 3,347,989.96 - Step 4: Simplify right side
5,672,674.56x = 26,200,421,410,122.93 - Step 5: Solve for x
x = 26,200,421,410,122.93/5,672,674.56 - Step 6: Final answer
x = 4,618,706.95
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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.