Finding the Fourth Proportional to 11,169,361.44, 16,738,541.80 and 5,089,234.14
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Solution
The fourth proportional to 11,169,361.44, 16,738,541.80 and 5,089,234.14 is: 7,626,788.59
Step by Step Solution
- Step 1: Write the proportion equation
11,169,361.44 : 16,738,541.80 = 5,089,234.14 : x - Step 2: Convert to fraction form
11,169,361.44/16,738,541.80 = 5,089,234.14/x - Step 3: Cross multiply
11,169,361.44x = 16,738,541.80 × 5,089,234.14 - Step 4: Simplify right side
11,169,361.44x = 85,186,358,369,653.95 - Step 5: Solve for x
x = 85,186,358,369,653.95/11,169,361.44 - Step 6: Final answer
x = 7,626,788.59
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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.