Finding the Fourth Proportional to 11,793,533.25, 17,689,634.49 and 5,226,350.79
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Solution
The fourth proportional to 11,793,533.25, 17,689,634.49 and 5,226,350.79 is: 7,839,231.32
Step by Step Solution
- Step 1: Write the proportion equation
11,793,533.25 : 17,689,634.49 = 5,226,350.79 : x - Step 2: Convert to fraction form
11,793,533.25/17,689,634.49 = 5,226,350.79/x - Step 3: Cross multiply
11,793,533.25x = 17,689,634.49 × 5,226,350.79 - Step 4: Simplify right side
11,793,533.25x = 92,452,235,191,622.73 - Step 5: Solve for x
x = 92,452,235,191,622.73/11,793,533.25 - Step 6: Final answer
x = 7,839,231.32
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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.