Finding the Fourth Proportional to 5,273,676.99, 7,950,042.63 and 4,922,135.73
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Solution
The fourth proportional to 5,273,676.99, 7,950,042.63 and 4,922,135.73 is: 7,420,095.88
Step by Step Solution
- Step 1: Write the proportion equation
5,273,676.99 : 7,950,042.63 = 4,922,135.73 : x - Step 2: Convert to fraction form
5,273,676.99/7,950,042.63 = 4,922,135.73/x - Step 3: Cross multiply
5,273,676.99x = 7,950,042.63 × 4,922,135.73 - Step 4: Simplify right side
5,273,676.99x = 39,131,188,884,146.17 - Step 5: Solve for x
x = 39,131,188,884,146.17/5,273,676.99 - Step 6: Final answer
x = 7,420,095.88
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.