Finding the Fourth Proportional to 5,716,588.92, 7,889,050.67 and 3,235,612.38
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Solution
The fourth proportional to 5,716,588.92, 7,889,050.67 and 3,235,612.38 is: 4,465,234.49
Step by Step Solution
- Step 1: Write the proportion equation
5,716,588.92 : 7,889,050.67 = 3,235,612.38 : x - Step 2: Convert to fraction form
5,716,588.92/7,889,050.67 = 3,235,612.38/x - Step 3: Cross multiply
5,716,588.92x = 7,889,050.67 × 3,235,612.38 - Step 4: Simplify right side
5,716,588.92x = 25,525,909,998,121.23 - Step 5: Solve for x
x = 25,525,909,998,121.23/5,716,588.92 - Step 6: Final answer
x = 4,465,234.49
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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.