Finding the Fourth Proportional to 5,170,612.14, 7,734,313.08 and 3,633,496.20
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Solution
The fourth proportional to 5,170,612.14, 7,734,313.08 and 3,633,496.20 is: 5,435,061.93
Step by Step Solution
- Step 1: Write the proportion equation
5,170,612.14 : 7,734,313.08 = 3,633,496.20 : x - Step 2: Convert to fraction form
5,170,612.14/7,734,313.08 = 3,633,496.20/x - Step 3: Cross multiply
5,170,612.14x = 7,734,313.08 × 3,633,496.20 - Step 4: Simplify right side
5,170,612.14x = 28,102,597,185,790.30 - Step 5: Solve for x
x = 28,102,597,185,790.30/5,170,612.14 - Step 6: Final answer
x = 5,435,061.93
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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.