Finding the Fourth Proportional to 7,524,624.70, 11,289,927.77 and 2,407,842.96
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Solution
The fourth proportional to 7,524,624.70, 11,289,927.77 and 2,407,842.96 is: 3,612,721.45
Step by Step Solution
- Step 1: Write the proportion equation
7,524,624.70 : 11,289,927.77 = 2,407,842.96 : x - Step 2: Convert to fraction form
7,524,624.70/11,289,927.77 = 2,407,842.96/x - Step 3: Cross multiply
7,524,624.70x = 11,289,927.77 × 2,407,842.96 - Step 4: Simplify right side
7,524,624.70x = 27,184,373,068,100.08 - Step 5: Solve for x
x = 27,184,373,068,100.08/7,524,624.70 - Step 6: Final answer
x = 3,612,721.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.