Finding the Fourth Proportional to 8,121,177.75, 11,206,157.72 and 4,856,799.99
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Solution
The fourth proportional to 8,121,177.75, 11,206,157.72 and 4,856,799.99 is: 6,701,745.53
Step by Step Solution
- Step 1: Write the proportion equation
8,121,177.75 : 11,206,157.72 = 4,856,799.99 : x - Step 2: Convert to fraction form
8,121,177.75/11,206,157.72 = 4,856,799.99/x - Step 3: Cross multiply
8,121,177.75x = 11,206,157.72 × 4,856,799.99 - Step 4: Simplify right side
8,121,177.75x = 54,426,066,678,150.42 - Step 5: Solve for x
x = 54,426,066,678,150.42/8,121,177.75 - Step 6: Final answer
x = 6,701,745.53
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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.