Finding the Fourth Proportional to 11,589,526.20, 17,383,511.70 and 3,069,679.80
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Solution
The fourth proportional to 11,589,526.20, 17,383,511.70 and 3,069,679.80 is: 4,604,313.74
Step by Step Solution
- Step 1: Write the proportion equation
11,589,526.20 : 17,383,511.70 = 3,069,679.80 : x - Step 2: Convert to fraction form
11,589,526.20/17,383,511.70 = 3,069,679.80/x - Step 3: Cross multiply
11,589,526.20x = 17,383,511.70 × 3,069,679.80 - Step 4: Simplify right side
11,589,526.20x = 53,361,814,718,553.66 - Step 5: Solve for x
x = 53,361,814,718,553.66/11,589,526.20 - Step 6: Final answer
x = 4,604,313.74
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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.