Finding the Fourth Proportional to 8,303,846.92, 11,459,315.88 and 4,632,764.06
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Solution
The fourth proportional to 8,303,846.92, 11,459,315.88 and 4,632,764.06 is: 6,393,218.38
Step by Step Solution
- Step 1: Write the proportion equation
8,303,846.92 : 11,459,315.88 = 4,632,764.06 : x - Step 2: Convert to fraction form
8,303,846.92/11,459,315.88 = 4,632,764.06/x - Step 3: Cross multiply
8,303,846.92x = 11,459,315.88 × 4,632,764.06 - Step 4: Simplify right side
8,303,846.92x = 53,088,306,761,051.27 - Step 5: Solve for x
x = 53,088,306,761,051.27/8,303,846.92 - Step 6: Final answer
x = 6,393,218.38
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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.