Finding the Fourth Proportional to 5,775,662, 7,952,610.84 and 5,129,960.24
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Solution
The fourth proportional to 5,775,662, 7,952,610.84 and 5,129,960.24 is: 7,063,532.70
Step by Step Solution
- Step 1: Write the proportion equation
5,775,662 : 7,952,610.84 = 5,129,960.24 : x - Step 2: Convert to fraction form
5,775,662/7,952,610.84 = 5,129,960.24/x - Step 3: Cross multiply
5,775,662x = 7,952,610.84 × 5,129,960.24 - Step 4: Simplify right side
5,775,662x = 40,796,577,413,393 - Step 5: Solve for x
x = 40,796,577,413,393/5,775,662 - Step 6: Final answer
x = 7,063,532.70
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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.