Finding the Fourth Proportional to 7,344,007.96, 11,017,880.60 and 4,313,936.48
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Solution
The fourth proportional to 7,344,007.96, 11,017,880.60 and 4,313,936.48 is: 6,472,002.39
Step by Step Solution
- Step 1: Write the proportion equation
7,344,007.96 : 11,017,880.60 = 4,313,936.48 : x - Step 2: Convert to fraction form
7,344,007.96/11,017,880.60 = 4,313,936.48/x - Step 3: Cross multiply
7,344,007.96x = 11,017,880.60 × 4,313,936.48 - Step 4: Simplify right side
7,344,007.96x = 47,530,437,052,624.29 - Step 5: Solve for x
x = 47,530,437,052,624.29/7,344,007.96 - Step 6: Final answer
x = 6,472,002.39
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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.