Finding the Fourth Proportional to 8,256,766.44, 11,393,670.99 and 4,772,330.94
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Solution
The fourth proportional to 8,256,766.44, 11,393,670.99 and 4,772,330.94 is: 6,585,431.35
Step by Step Solution
- Step 1: Write the proportion equation
8,256,766.44 : 11,393,670.99 = 4,772,330.94 : x - Step 2: Convert to fraction form
8,256,766.44/11,393,670.99 = 4,772,330.94/x - Step 3: Cross multiply
8,256,766.44x = 11,393,670.99 × 4,772,330.94 - Step 4: Simplify right side
8,256,766.44x = 54,374,368,585,757.44 - Step 5: Solve for x
x = 54,374,368,585,757.44/8,256,766.44 - Step 6: Final answer
x = 6,585,431.35
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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.