Finding the Fourth Proportional to 7,530,682.46, 11,289,398.49 and 2,984,921.96
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Solution
The fourth proportional to 7,530,682.46, 11,289,398.49 and 2,984,921.96 is: 4,474,756.92
Step by Step Solution
- Step 1: Write the proportion equation
7,530,682.46 : 11,289,398.49 = 2,984,921.96 : x - Step 2: Convert to fraction form
7,530,682.46/11,289,398.49 = 2,984,921.96/x - Step 3: Cross multiply
7,530,682.46x = 11,289,398.49 × 2,984,921.96 - Step 4: Simplify right side
7,530,682.46x = 33,697,973,411,544.85 - Step 5: Solve for x
x = 33,697,973,411,544.85/7,530,682.46 - Step 6: Final answer
x = 4,474,756.92
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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.