Finding the Fourth Proportional to 7,848,918.24, 11,775,074.88 and 2,383,563.84
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Solution
The fourth proportional to 7,848,918.24, 11,775,074.88 and 2,383,563.84 is: 3,575,861.26
Step by Step Solution
- Step 1: Write the proportion equation
7,848,918.24 : 11,775,074.88 = 2,383,563.84 : x - Step 2: Convert to fraction form
7,848,918.24/11,775,074.88 = 2,383,563.84/x - Step 3: Cross multiply
7,848,918.24x = 11,775,074.88 × 2,383,563.84 - Step 4: Simplify right side
7,848,918.24x = 28,066,642,697,260.34 - Step 5: Solve for x
x = 28,066,642,697,260.34/7,848,918.24 - Step 6: Final answer
x = 3,575,861.26
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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.