Finding the Fourth Proportional to 6,176,557.26, 8,521,606.08 and 3,728,238.12
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Solution
The fourth proportional to 6,176,557.26, 8,521,606.08 and 3,728,238.12 is: 5,143,735.47
Step by Step Solution
- Step 1: Write the proportion equation
6,176,557.26 : 8,521,606.08 = 3,728,238.12 : x - Step 2: Convert to fraction form
6,176,557.26/8,521,606.08 = 3,728,238.12/x - Step 3: Cross multiply
6,176,557.26x = 8,521,606.08 × 3,728,238.12 - Step 4: Simplify right side
6,176,557.26x = 31,770,576,631,079.77 - Step 5: Solve for x
x = 31,770,576,631,079.77/6,176,557.26 - Step 6: Final answer
x = 5,143,735.47
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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.