Finding the Fourth Proportional to 8,246,619.64, 12,366,965.67 and 2,853,805.96
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Solution
The fourth proportional to 8,246,619.64, 12,366,965.67 and 2,853,805.96 is: 4,279,683.30
Step by Step Solution
- Step 1: Write the proportion equation
8,246,619.64 : 12,366,965.67 = 2,853,805.96 : x - Step 2: Convert to fraction form
8,246,619.64/12,366,965.67 = 2,853,805.96/x - Step 3: Cross multiply
8,246,619.64x = 12,366,965.67 × 2,853,805.96 - Step 4: Simplify right side
8,246,619.64x = 35,292,920,336,161.39 - Step 5: Solve for x
x = 35,292,920,336,161.39/8,246,619.64 - Step 6: Final answer
x = 4,279,683.30
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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.