Finding the Fourth Proportional to 27,611,236.06, 41,416,854.09 and 8,441,993.14
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Solution
The fourth proportional to 27,611,236.06, 41,416,854.09 and 8,441,993.14 is: 12,662,989.71
Step by Step Solution
- Step 1: Write the proportion equation
27,611,236.06 : 41,416,854.09 = 8,441,993.14 : x - Step 2: Convert to fraction form
27,611,236.06/41,416,854.09 = 8,441,993.14/x - Step 3: Cross multiply
27,611,236.06x = 41,416,854.09 × 8,441,993.14 - Step 4: Simplify right side
27,611,236.06x = 349,640,798,108,161 - Step 5: Solve for x
x = 349,640,798,108,161/27,611,236.06 - Step 6: Final answer
x = 12,662,989.71
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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.