Finding the Fourth Proportional to 7,985,062.99, 11,972,806.10 and 3,661,697.19
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Solution
The fourth proportional to 7,985,062.99, 11,972,806.10 and 3,661,697.19 is: 5,490,349.98
Step by Step Solution
- Step 1: Write the proportion equation
7,985,062.99 : 11,972,806.10 = 3,661,697.19 : x - Step 2: Convert to fraction form
7,985,062.99/11,972,806.10 = 3,661,697.19/x - Step 3: Cross multiply
7,985,062.99x = 11,972,806.10 × 3,661,697.19 - Step 4: Simplify right side
7,985,062.99x = 43,840,790,484,388.11 - Step 5: Solve for x
x = 43,840,790,484,388.11/7,985,062.99 - Step 6: Final answer
x = 5,490,349.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.