Finding the Fourth Proportional to 11,082,850.20, 16,596,281.70 and 7,275,720.60
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Solution
The fourth proportional to 11,082,850.20, 16,596,281.70 and 7,275,720.60 is: 10,895,203.53
Step by Step Solution
- Step 1: Write the proportion equation
11,082,850.20 : 16,596,281.70 = 7,275,720.60 : x - Step 2: Convert to fraction form
11,082,850.20/16,596,281.70 = 7,275,720.60/x - Step 3: Cross multiply
11,082,850.20x = 16,596,281.70 × 7,275,720.60 - Step 4: Simplify right side
11,082,850.20x = 120,749,908,648,093.02 - Step 5: Solve for x
x = 120,749,908,648,093.02/11,082,850.20 - Step 6: Final answer
x = 10,895,203.53
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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.