Finding the Fourth Proportional to 5,964,007.20, 8,230,424.08 and 3,247,751.20
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Solution
The fourth proportional to 5,964,007.20, 8,230,424.08 and 3,247,751.20 is: 4,481,947.92
Step by Step Solution
- Step 1: Write the proportion equation
5,964,007.20 : 8,230,424.08 = 3,247,751.20 : x - Step 2: Convert to fraction form
5,964,007.20/8,230,424.08 = 3,247,751.20/x - Step 3: Cross multiply
5,964,007.20x = 8,230,424.08 × 3,247,751.20 - Step 4: Simplify right side
5,964,007.20x = 26,730,369,682,328.90 - Step 5: Solve for x
x = 26,730,369,682,328.90/5,964,007.20 - Step 6: Final answer
x = 4,481,947.92
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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.