Finding the Fourth Proportional to 6,148,475.70, 9,207,951.30 and 3,302,313.90
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Solution
The fourth proportional to 6,148,475.70, 9,207,951.30 and 3,302,313.90 is: 4,945,542.12
Step by Step Solution
- Step 1: Write the proportion equation
6,148,475.70 : 9,207,951.30 = 3,302,313.90 : x - Step 2: Convert to fraction form
6,148,475.70/9,207,951.30 = 3,302,313.90/x - Step 3: Cross multiply
6,148,475.70x = 9,207,951.30 × 3,302,313.90 - Step 4: Simplify right side
6,148,475.70x = 30,407,545,568,513.07 - Step 5: Solve for x
x = 30,407,545,568,513.07/6,148,475.70 - Step 6: Final answer
x = 4,945,542.12
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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.