Finding the Fourth Proportional to 36,185,198.40, 49,934,993.76 and 19,887,324.48
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Solution
The fourth proportional to 36,185,198.40, 49,934,993.76 and 19,887,324.48 is: 27,444,189.00
Step by Step Solution
- Step 1: Write the proportion equation
36,185,198.40 : 49,934,993.76 = 19,887,324.48 : x - Step 2: Convert to fraction form
36,185,198.40/49,934,993.76 = 19,887,324.48/x - Step 3: Cross multiply
36,185,198.40x = 49,934,993.76 × 19,887,324.48 - Step 4: Simplify right side
36,185,198.40x = 993,073,423,811,895.25 - Step 5: Solve for x
x = 993,073,423,811,895.25/36,185,198.40 - Step 6: Final answer
x = 27,444,189.00
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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.