Finding the Fourth Proportional to 7,649,152.85, 11,474,179.03 and 2,183,827.53
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Solution
The fourth proportional to 7,649,152.85, 11,474,179.03 and 2,183,827.53 is: 3,275,869.70
Step by Step Solution
- Step 1: Write the proportion equation
7,649,152.85 : 11,474,179.03 = 2,183,827.53 : x - Step 2: Convert to fraction form
7,649,152.85/11,474,179.03 = 2,183,827.53/x - Step 3: Cross multiply
7,649,152.85x = 11,474,179.03 × 2,183,827.53 - Step 4: Simplify right side
7,649,152.85x = 25,057,628,095,620.65 - Step 5: Solve for x
x = 25,057,628,095,620.65/7,649,152.85 - Step 6: Final answer
x = 3,275,869.70
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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.