Finding the Fourth Proportional to 5,229,246.24, 7,217,145.36 and 3,193,230.24
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Solution
The fourth proportional to 5,229,246.24, 7,217,145.36 and 3,193,230.24 is: 4,407,137.43
Step by Step Solution
- Step 1: Write the proportion equation
5,229,246.24 : 7,217,145.36 = 3,193,230.24 : x - Step 2: Convert to fraction form
5,229,246.24/7,217,145.36 = 3,193,230.24/x - Step 3: Cross multiply
5,229,246.24x = 7,217,145.36 × 3,193,230.24 - Step 4: Simplify right side
5,229,246.24x = 23,046,006,810,027.69 - Step 5: Solve for x
x = 23,046,006,810,027.69/5,229,246.24 - Step 6: Final answer
x = 4,407,137.43
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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.