Finding the Fourth Proportional to 7,623,520.55, 11,432,855.87 and 2,504,770.62
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Solution
The fourth proportional to 7,623,520.55, 11,432,855.87 and 2,504,770.62 is: 3,756,359.19
Step by Step Solution
- Step 1: Write the proportion equation
7,623,520.55 : 11,432,855.87 = 2,504,770.62 : x - Step 2: Convert to fraction form
7,623,520.55/11,432,855.87 = 2,504,770.62/x - Step 3: Cross multiply
7,623,520.55x = 11,432,855.87 × 2,504,770.62 - Step 4: Simplify right side
7,623,520.55x = 28,636,681,485,870.54 - Step 5: Solve for x
x = 28,636,681,485,870.54/7,623,520.55 - Step 6: Final answer
x = 3,756,359.19
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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.