Finding the Fourth Proportional to 11,652,049.36, 16,081,722.12 and 7,010,525.80
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Solution
The fourth proportional to 11,652,049.36, 16,081,722.12 and 7,010,525.80 is: 9,675,665.14
Step by Step Solution
- Step 1: Write the proportion equation
11,652,049.36 : 16,081,722.12 = 7,010,525.80 : x - Step 2: Convert to fraction form
11,652,049.36/16,081,722.12 = 7,010,525.80/x - Step 3: Cross multiply
11,652,049.36x = 16,081,722.12 × 7,010,525.80 - Step 4: Simplify right side
11,652,049.36x = 112,741,327,830,690.69 - Step 5: Solve for x
x = 112,741,327,830,690.69/11,652,049.36 - Step 6: Final answer
x = 9,675,665.14
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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.