Finding the Fourth Proportional to 8,531,255.56, 11,773,142.58 and 4,909,586.44
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Solution
The fourth proportional to 8,531,255.56, 11,773,142.58 and 4,909,586.44 is: 6,775,234.99
Step by Step Solution
- Step 1: Write the proportion equation
8,531,255.56 : 11,773,142.58 = 4,909,586.44 : x - Step 2: Convert to fraction form
8,531,255.56/11,773,142.58 = 4,909,586.44/x - Step 3: Cross multiply
8,531,255.56x = 11,773,142.58 × 4,909,586.44 - Step 4: Simplify right side
8,531,255.56x = 57,801,261,166,954.62 - Step 5: Solve for x
x = 57,801,261,166,954.62/8,531,255.56 - Step 6: Final answer
x = 6,775,234.99
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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.