Finding the Fourth Proportional to 6,332,223.98, 8,738,476.56 and 3,431,614.83
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Solution
The fourth proportional to 6,332,223.98, 8,738,476.56 and 3,431,614.83 is: 4,735,632.52
Step by Step Solution
- Step 1: Write the proportion equation
6,332,223.98 : 8,738,476.56 = 3,431,614.83 : x - Step 2: Convert to fraction form
6,332,223.98/8,738,476.56 = 3,431,614.83/x - Step 3: Cross multiply
6,332,223.98x = 8,738,476.56 × 3,431,614.83 - Step 4: Simplify right side
6,332,223.98x = 29,987,085,754,903.39 - Step 5: Solve for x
x = 29,987,085,754,903.39/6,332,223.98 - Step 6: Final answer
x = 4,735,632.52
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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.