Finding the Fourth Proportional to 33,215,336.70, 45,836,123.67 and 19,473,452.70
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Solution
The fourth proportional to 33,215,336.70, 45,836,123.67 and 19,473,452.70 is: 26,872,754.42
Step by Step Solution
- Step 1: Write the proportion equation
33,215,336.70 : 45,836,123.67 = 19,473,452.70 : x - Step 2: Convert to fraction form
33,215,336.70/45,836,123.67 = 19,473,452.70/x - Step 3: Cross multiply
33,215,336.70x = 45,836,123.67 × 19,473,452.70 - Step 4: Simplify right side
33,215,336.70x = 892,587,586,239,095.38 - Step 5: Solve for x
x = 892,587,586,239,095.38/33,215,336.70 - Step 6: Final answer
x = 26,872,754.42
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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.