Finding the Fourth Proportional to 5,894,019.62, 8,129,362.67 and 5,204,474.92
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Solution
The fourth proportional to 5,894,019.62, 8,129,362.67 and 5,204,474.92 is: 7,178,303.92
Step by Step Solution
- Step 1: Write the proportion equation
5,894,019.62 : 8,129,362.67 = 5,204,474.92 : x - Step 2: Convert to fraction form
5,894,019.62/8,129,362.67 = 5,204,474.92/x - Step 3: Cross multiply
5,894,019.62x = 8,129,362.67 × 5,204,474.92 - Step 4: Simplify right side
5,894,019.62x = 42,309,064,135,255.34 - Step 5: Solve for x
x = 42,309,064,135,255.34/5,894,019.62 - Step 6: Final answer
x = 7,178,303.92
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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.