Finding the Fourth Proportional to 8,475,616.54, 11,696,291.61 and 4,608,137.62
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Solution
The fourth proportional to 8,475,616.54, 11,696,291.61 and 4,608,137.62 is: 6,359,197.72
Step by Step Solution
- Step 1: Write the proportion equation
8,475,616.54 : 11,696,291.61 = 4,608,137.62 : x - Step 2: Convert to fraction form
8,475,616.54/11,696,291.61 = 4,608,137.62/x - Step 3: Cross multiply
8,475,616.54x = 11,696,291.61 × 4,608,137.62 - Step 4: Simplify right side
8,475,616.54x = 53,898,121,324,049.91 - Step 5: Solve for x
x = 53,898,121,324,049.91/8,475,616.54 - Step 6: Final answer
x = 6,359,197.72
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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.