Finding the Fourth Proportional to 6,332,224.68, 8,738,477.52 and 3,431,615.54
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Solution
The fourth proportional to 6,332,224.68, 8,738,477.52 and 3,431,615.54 is: 4,735,633.49
Step by Step Solution
- Step 1: Write the proportion equation
6,332,224.68 : 8,738,477.52 = 3,431,615.54 : x - Step 2: Convert to fraction form
6,332,224.68/8,738,477.52 = 3,431,615.54/x - Step 3: Cross multiply
6,332,224.68x = 8,738,477.52 × 3,431,615.54 - Step 4: Simplify right side
6,332,224.68x = 29,987,095,253,572.66 - Step 5: Solve for x
x = 29,987,095,253,572.66/6,332,224.68 - Step 6: Final answer
x = 4,735,633.49
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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.