Finding the Fourth Proportional to 5,649,672.05, 7,796,216.36 and 3,071,330.27
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Solution
The fourth proportional to 5,649,672.05, 7,796,216.36 and 3,071,330.27 is: 4,238,255.80
Step by Step Solution
- Step 1: Write the proportion equation
5,649,672.05 : 7,796,216.36 = 3,071,330.27 : x - Step 2: Convert to fraction form
5,649,672.05/7,796,216.36 = 3,071,330.27/x - Step 3: Cross multiply
5,649,672.05x = 7,796,216.36 × 3,071,330.27 - Step 4: Simplify right side
5,649,672.05x = 23,944,755,331,085.87 - Step 5: Solve for x
x = 23,944,755,331,085.87/5,649,672.05 - Step 6: Final answer
x = 4,238,255.80
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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.