Finding the Fourth Proportional to 6,930,555.96, 9,560,327.49 and 4,029,626.19
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Solution
The fourth proportional to 6,930,555.96, 9,560,327.49 and 4,029,626.19 is: 5,558,651.61
Step by Step Solution
- Step 1: Write the proportion equation
6,930,555.96 : 9,560,327.49 = 4,029,626.19 : x - Step 2: Convert to fraction form
6,930,555.96/9,560,327.49 = 4,029,626.19/x - Step 3: Cross multiply
6,930,555.96x = 9,560,327.49 × 4,029,626.19 - Step 4: Simplify right side
6,930,555.96x = 38,524,546,038,680.96 - Step 5: Solve for x
x = 38,524,546,038,680.96/6,930,555.96 - Step 6: Final answer
x = 5,558,651.61
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1.5x scale
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.