Finding the Fourth Proportional to 5,574,756.50, 7,696,462.23 and 3,511,540.62
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Solution
The fourth proportional to 5,574,756.50, 7,696,462.23 and 3,511,540.62 is: 4,848,003.62
Step by Step Solution
- Step 1: Write the proportion equation
5,574,756.50 : 7,696,462.23 = 3,511,540.62 : x - Step 2: Convert to fraction form
5,574,756.50/7,696,462.23 = 3,511,540.62/x - Step 3: Cross multiply
5,574,756.50x = 7,696,462.23 × 3,511,540.62 - Step 4: Simplify right side
5,574,756.50x = 27,026,439,729,104.68 - Step 5: Solve for x
x = 27,026,439,729,104.68/5,574,756.50 - Step 6: Final answer
x = 4,848,003.62
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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.