Finding the Fourth Proportional to 27,215,865.14, 40,831,770.53 and 8,047,121.18
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Solution
The fourth proportional to 27,215,865.14, 40,831,770.53 and 8,047,121.18 is: 12,073,039.15
Step by Step Solution
- Step 1: Write the proportion equation
27,215,865.14 : 40,831,770.53 = 8,047,121.18 : x - Step 2: Convert to fraction form
27,215,865.14/40,831,770.53 = 8,047,121.18/x - Step 3: Cross multiply
27,215,865.14x = 40,831,770.53 × 8,047,121.18 - Step 4: Simplify right side
27,215,865.14x = 328,578,205,264,821.75 - Step 5: Solve for x
x = 328,578,205,264,821.75/27,215,865.14 - Step 6: Final answer
x = 12,073,039.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.