Finding the Fourth Proportional to 6,375,481.84, 8,798,168.24 and 3,622,174.08
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Solution
The fourth proportional to 6,375,481.84, 8,798,168.24 and 3,622,174.08 is: 4,998,602.11
Step by Step Solution
- Step 1: Write the proportion equation
6,375,481.84 : 8,798,168.24 = 3,622,174.08 : x - Step 2: Convert to fraction form
6,375,481.84/8,798,168.24 = 3,622,174.08/x - Step 3: Cross multiply
6,375,481.84x = 8,798,168.24 × 3,622,174.08 - Step 4: Simplify right side
6,375,481.84x = 31,868,496,950,407.22 - Step 5: Solve for x
x = 31,868,496,950,407.22/6,375,481.84 - Step 6: Final answer
x = 4,998,602.11
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1.5x scale
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.