Finding the Fourth Proportional to 8,629,902.41, 11,913,742.94 and 6,304,183.74
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Solution
The fourth proportional to 8,629,902.41, 11,913,742.94 and 6,304,183.74 is: 8,703,044.48
Step by Step Solution
- Step 1: Write the proportion equation
8,629,902.41 : 11,913,742.94 = 6,304,183.74 : x - Step 2: Convert to fraction form
8,629,902.41/11,913,742.94 = 6,304,183.74/x - Step 3: Cross multiply
8,629,902.41x = 11,913,742.94 × 6,304,183.74 - Step 4: Simplify right side
8,629,902.41x = 75,106,424,493,366.89 - Step 5: Solve for x
x = 75,106,424,493,366.89/8,629,902.41 - Step 6: Final answer
x = 8,703,044.48
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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.