Finding the Fourth Proportional to 5,615,185.70, 8,418,631.35 and 2,247,659.30
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Solution
The fourth proportional to 5,615,185.70, 8,418,631.35 and 2,247,659.30 is: 3,369,828.90
Step by Step Solution
- Step 1: Write the proportion equation
5,615,185.70 : 8,418,631.35 = 2,247,659.30 : x - Step 2: Convert to fraction form
5,615,185.70/8,418,631.35 = 2,247,659.30/x - Step 3: Cross multiply
5,615,185.70x = 8,418,631.35 × 2,247,659.30 - Step 4: Simplify right side
5,615,185.70x = 18,922,215,047,099.05 - Step 5: Solve for x
x = 18,922,215,047,099.05/5,615,185.70 - Step 6: Final answer
x = 3,369,828.90
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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.