Finding the Fourth Proportional to 5,062,289.07, 6,985,865.57 and 2,770,403.79
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Solution
The fourth proportional to 5,062,289.07, 6,985,865.57 and 2,770,403.79 is: 3,823,106.14
Step by Step Solution
- Step 1: Write the proportion equation
5,062,289.07 : 6,985,865.57 = 2,770,403.79 : x - Step 2: Convert to fraction form
5,062,289.07/6,985,865.57 = 2,770,403.79/x - Step 3: Cross multiply
5,062,289.07x = 6,985,865.57 × 2,770,403.79 - Step 4: Simplify right side
5,062,289.07x = 19,353,668,437,706.49 - Step 5: Solve for x
x = 19,353,668,437,706.49/5,062,289.07 - Step 6: Final answer
x = 3,823,106.14
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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.