Finding the Fourth Proportional to 8,052,845.42, 11,112,926.74 and 4,431,173.42
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Solution
The fourth proportional to 8,052,845.42, 11,112,926.74 and 4,431,173.42 is: 6,115,019.35
Step by Step Solution
- Step 1: Write the proportion equation
8,052,845.42 : 11,112,926.74 = 4,431,173.42 : x - Step 2: Convert to fraction form
8,052,845.42/11,112,926.74 = 4,431,173.42/x - Step 3: Cross multiply
8,052,845.42x = 11,112,926.74 × 4,431,173.42 - Step 4: Simplify right side
8,052,845.42x = 49,243,305,588,695.25 - Step 5: Solve for x
x = 49,243,305,588,695.25/8,052,845.42 - Step 6: Final answer
x = 6,115,019.35
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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.