Finding the Fourth Proportional to 7,531,956.42, 11,288,478.69 and 4,073,558.28
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Solution
The fourth proportional to 7,531,956.42, 11,288,478.69 and 4,073,558.28 is: 6,105,223.30
Step by Step Solution
- Step 1: Write the proportion equation
7,531,956.42 : 11,288,478.69 = 4,073,558.28 : x - Step 2: Convert to fraction form
7,531,956.42/11,288,478.69 = 4,073,558.28/x - Step 3: Cross multiply
7,531,956.42x = 11,288,478.69 × 4,073,558.28 - Step 4: Simplify right side
7,531,956.42x = 45,984,275,836,253.05 - Step 5: Solve for x
x = 45,984,275,836,253.05/7,531,956.42 - Step 6: Final answer
x = 6,105,223.30
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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.