Finding the Fourth Proportional to 11,720,549.06, 17,581,487.84 and 3,634,674.24
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Solution
The fourth proportional to 11,720,549.06, 17,581,487.84 and 3,634,674.24 is: 5,452,217.35
Step by Step Solution
- Step 1: Write the proportion equation
11,720,549.06 : 17,581,487.84 = 3,634,674.24 : x - Step 2: Convert to fraction form
11,720,549.06/17,581,487.84 = 3,634,674.24/x - Step 3: Cross multiply
11,720,549.06x = 17,581,487.84 × 3,634,674.24 - Step 4: Simplify right side
11,720,549.06x = 63,902,980,934,747.88 - Step 5: Solve for x
x = 63,902,980,934,747.88/11,720,549.06 - Step 6: Final answer
x = 5,452,217.35
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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.