Finding the Fourth Proportional to 14,571,903.75, 21,858,905.39 and 5,596,455.75
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Solution
The fourth proportional to 14,571,903.75, 21,858,905.39 and 5,596,455.75 is: 8,395,086.79
Step by Step Solution
- Step 1: Write the proportion equation
14,571,903.75 : 21,858,905.39 = 5,596,455.75 : x - Step 2: Convert to fraction form
14,571,903.75/21,858,905.39 = 5,596,455.75/x - Step 3: Cross multiply
14,571,903.75x = 21,858,905.39 × 5,596,455.75 - Step 4: Simplify right side
14,571,903.75x = 122,332,396,730,589.22 - Step 5: Solve for x
x = 122,332,396,730,589.22/14,571,903.75 - Step 6: Final answer
x = 8,395,086.79
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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.