Finding the Fourth Proportional to 96,646,974.02, 133,372,845.94 and 53,186,910.02
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Solution
The fourth proportional to 96,646,974.02, 133,372,845.94 and 53,186,910.02 is: 73,397,947.82
Step by Step Solution
- Step 1: Write the proportion equation
96,646,974.02 : 133,372,845.94 = 53,186,910.02 : x - Step 2: Convert to fraction form
96,646,974.02/133,372,845.94 = 53,186,910.02/x - Step 3: Cross multiply
96,646,974.02x = 133,372,845.94 × 53,186,910.02 - Step 4: Simplify right side
96,646,974.02x = 7,093,689,556,122,103 - Step 5: Solve for x
x = 7,093,689,556,122,103/96,646,974.02 - Step 6: Final answer
x = 73,397,947.82
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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.