Finding the Fourth Proportional to 5,674,073.40, 8,511,110.10 and 3,546,559.80
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Solution
The fourth proportional to 5,674,073.40, 8,511,110.10 and 3,546,559.80 is: 5,319,839.70
Step by Step Solution
- Step 1: Write the proportion equation
5,674,073.40 : 8,511,110.10 = 3,546,559.80 : x - Step 2: Convert to fraction form
5,674,073.40/8,511,110.10 = 3,546,559.80/x - Step 3: Cross multiply
5,674,073.40x = 8,511,110.10 × 3,546,559.80 - Step 4: Simplify right side
5,674,073.40x = 30,185,160,934,033.98 - Step 5: Solve for x
x = 30,185,160,934,033.98/5,674,073.40 - Step 6: Final answer
x = 5,319,839.70
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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.