Finding the Fourth Proportional to 35,344,528.38, 48,775,739.76 and 19,874,477.70
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Solution
The fourth proportional to 35,344,528.38, 48,775,739.76 and 19,874,477.70 is: 27,426,942.63
Step by Step Solution
- Step 1: Write the proportion equation
35,344,528.38 : 48,775,739.76 = 19,874,477.70 : x - Step 2: Convert to fraction form
35,344,528.38/48,775,739.76 = 19,874,477.70/x - Step 3: Cross multiply
35,344,528.38x = 48,775,739.76 × 19,874,477.70 - Step 4: Simplify right side
35,344,528.38x = 969,392,352,161,123.25 - Step 5: Solve for x
x = 969,392,352,161,123.25/35,344,528.38 - Step 6: Final answer
x = 27,426,942.63
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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.