Finding the Fourth Proportional to 38,424,283.74, 57,544,071.30 and 21,979,711.44
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Solution
The fourth proportional to 38,424,283.74, 57,544,071.30 and 21,979,711.44 is: 32,916,738.04
Step by Step Solution
- Step 1: Write the proportion equation
38,424,283.74 : 57,544,071.30 = 21,979,711.44 : x - Step 2: Convert to fraction form
38,424,283.74/57,544,071.30 = 21,979,711.44/x - Step 3: Cross multiply
38,424,283.74x = 57,544,071.30 × 21,979,711.44 - Step 4: Simplify right side
38,424,283.74x = 1,264,802,082,256,785.75 - Step 5: Solve for x
x = 1,264,802,082,256,785.75/38,424,283.74 - Step 6: Final answer
x = 32,916,738.04
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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.