Finding the Fourth Proportional to 8,546,718.91, 11,794,466.68 and 4,679,239.05
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Solution
The fourth proportional to 8,546,718.91, 11,794,466.68 and 4,679,239.05 is: 6,457,346.92
Step by Step Solution
- Step 1: Write the proportion equation
8,546,718.91 : 11,794,466.68 = 4,679,239.05 : x - Step 2: Convert to fraction form
8,546,718.91/11,794,466.68 = 4,679,239.05/x - Step 3: Cross multiply
8,546,718.91x = 11,794,466.68 × 4,679,239.05 - Step 4: Simplify right side
8,546,718.91x = 55,189,129,004,007.52 - Step 5: Solve for x
x = 55,189,129,004,007.52/8,546,718.91 - Step 6: Final answer
x = 6,457,346.92
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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.