Finding the Fourth Proportional to 5,193,138.24, 7,166,676.96 and 2,901,551.04
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Solution
The fourth proportional to 5,193,138.24, 7,166,676.96 and 2,901,551.04 is: 4,004,222.11
Step by Step Solution
- Step 1: Write the proportion equation
5,193,138.24 : 7,166,676.96 = 2,901,551.04 : x - Step 2: Convert to fraction form
5,193,138.24/7,166,676.96 = 2,901,551.04/x - Step 3: Cross multiply
5,193,138.24x = 7,166,676.96 × 2,901,551.04 - Step 4: Simplify right side
5,193,138.24x = 20,794,478,986,632.04 - Step 5: Solve for x
x = 20,794,478,986,632.04/5,193,138.24 - Step 6: Final answer
x = 4,004,222.11
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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.