Finding the Fourth Proportional to 5,974,834.19, 8,245,233.43 and 3,396,515.09
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Solution
The fourth proportional to 5,974,834.19, 8,245,233.43 and 3,396,515.09 is: 4,687,169.36
Step by Step Solution
- Step 1: Write the proportion equation
5,974,834.19 : 8,245,233.43 = 3,396,515.09 : x - Step 2: Convert to fraction form
5,974,834.19/8,245,233.43 = 3,396,515.09/x - Step 3: Cross multiply
5,974,834.19x = 8,245,233.43 × 3,396,515.09 - Step 4: Simplify right side
5,974,834.19x = 28,005,059,765,567.46 - Step 5: Solve for x
x = 28,005,059,765,567.46/5,974,834.19 - Step 6: Final answer
x = 4,687,169.36
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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.