Finding the Fourth Proportional to 7,241,236.50, 10,863,253.47 and 2,753,163.54
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Solution
The fourth proportional to 7,241,236.50, 10,863,253.47 and 2,753,163.54 is: 4,130,277.11
Step by Step Solution
- Step 1: Write the proportion equation
7,241,236.50 : 10,863,253.47 = 2,753,163.54 : x - Step 2: Convert to fraction form
7,241,236.50/10,863,253.47 = 2,753,163.54/x - Step 3: Cross multiply
7,241,236.50x = 10,863,253.47 × 2,753,163.54 - Step 4: Simplify right side
7,241,236.50x = 29,908,313,379,382.48 - Step 5: Solve for x
x = 29,908,313,379,382.48/7,241,236.50 - Step 6: Final answer
x = 4,130,277.11
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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.