Finding the Fourth Proportional to 6,682,979.24, 9,220,316.10 and 3,782,081.96
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Solution
The fourth proportional to 6,682,979.24, 9,220,316.10 and 3,782,081.96 is: 5,218,030.75
Step by Step Solution
- Step 1: Write the proportion equation
6,682,979.24 : 9,220,316.10 = 3,782,081.96 : x - Step 2: Convert to fraction form
6,682,979.24/9,220,316.10 = 3,782,081.96/x - Step 3: Cross multiply
6,682,979.24x = 9,220,316.10 × 3,782,081.96 - Step 4: Simplify right side
6,682,979.24x = 34,871,991,187,307.55 - Step 5: Solve for x
x = 34,871,991,187,307.55/6,682,979.24 - Step 6: Final answer
x = 5,218,030.75
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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.