Finding the Fourth Proportional to 11,529,375.75, 15,909,160.68 and 6,372,036.09
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Solution
The fourth proportional to 11,529,375.75, 15,909,160.68 and 6,372,036.09 is: 8,792,648.29
Step by Step Solution
- Step 1: Write the proportion equation
11,529,375.75 : 15,909,160.68 = 6,372,036.09 : x - Step 2: Convert to fraction form
11,529,375.75/15,909,160.68 = 6,372,036.09/x - Step 3: Cross multiply
11,529,375.75x = 15,909,160.68 × 6,372,036.09 - Step 4: Simplify right side
11,529,375.75x = 101,373,746,014,568.94 - Step 5: Solve for x
x = 101,373,746,014,568.94/11,529,375.75 - Step 6: Final answer
x = 8,792,648.29
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.