Finding the Fourth Proportional to 7,159,213.12, 10,734,536.12 and 4,856,535.84
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Solution
The fourth proportional to 7,159,213.12, 10,734,536.12 and 4,856,535.84 is: 7,281,897.96
Step by Step Solution
- Step 1: Write the proportion equation
7,159,213.12 : 10,734,536.12 = 4,856,535.84 : x - Step 2: Convert to fraction form
7,159,213.12/10,734,536.12 = 4,856,535.84/x - Step 3: Cross multiply
7,159,213.12x = 10,734,536.12 × 4,856,535.84 - Step 4: Simplify right side
7,159,213.12x = 52,132,659,392,554.54 - Step 5: Solve for x
x = 52,132,659,392,554.54/7,159,213.12 - Step 6: Final answer
x = 7,281,897.96
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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.