Finding the Fourth Proportional to 8,389,586.26, 11,577,246.37 and 4,668,601.23
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Solution
The fourth proportional to 8,389,586.26, 11,577,246.37 and 4,668,601.23 is: 6,442,456.75
Step by Step Solution
- Step 1: Write the proportion equation
8,389,586.26 : 11,577,246.37 = 4,668,601.23 : x - Step 2: Convert to fraction form
8,389,586.26/11,577,246.37 = 4,668,601.23/x - Step 3: Cross multiply
8,389,586.26x = 11,577,246.37 × 4,668,601.23 - Step 4: Simplify right side
8,389,586.26x = 54,049,546,642,995.04 - Step 5: Solve for x
x = 54,049,546,642,995.04/8,389,586.26 - Step 6: Final answer
x = 6,442,456.75
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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.