Finding the Fourth Proportional to 11,082,779.70, 16,596,175.95 and 7,275,650.10
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Solution
The fourth proportional to 11,082,779.70, 16,596,175.95 and 7,275,650.10 is: 10,895,097.84
Step by Step Solution
- Step 1: Write the proportion equation
11,082,779.70 : 16,596,175.95 = 7,275,650.10 : x - Step 2: Convert to fraction form
11,082,779.70/16,596,175.95 = 7,275,650.10/x - Step 3: Cross multiply
11,082,779.70x = 16,596,175.95 × 7,275,650.10 - Step 4: Simplify right side
11,082,779.70x = 120,747,969,210,235.08 - Step 5: Solve for x
x = 120,747,969,210,235.08/11,082,779.70 - Step 6: Final answer
x = 10,895,097.84
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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.