Finding the Fourth Proportional to 8,324,635.68, 12,486,959.19 and 2,259,368.64
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Solution
The fourth proportional to 8,324,635.68, 12,486,959.19 and 2,259,368.64 is: 3,389,054.50
Step by Step Solution
- Step 1: Write the proportion equation
8,324,635.68 : 12,486,959.19 = 2,259,368.64 : x - Step 2: Convert to fraction form
8,324,635.68/12,486,959.19 = 2,259,368.64/x - Step 3: Cross multiply
8,324,635.68x = 12,486,959.19 × 2,259,368.64 - Step 4: Simplify right side
8,324,635.68x = 28,212,644,002,845.80 - Step 5: Solve for x
x = 28,212,644,002,845.80/8,324,635.68 - Step 6: Final answer
x = 3,389,054.50
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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.