Finding the Fourth Proportional to 8,146,514.70, 12,216,661.65 and 2,464,850.70
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Solution
The fourth proportional to 8,146,514.70, 12,216,661.65 and 2,464,850.70 is: 3,696,334.95
Step by Step Solution
- Step 1: Write the proportion equation
8,146,514.70 : 12,216,661.65 = 2,464,850.70 : x - Step 2: Convert to fraction form
8,146,514.70/12,216,661.65 = 2,464,850.70/x - Step 3: Cross multiply
8,146,514.70x = 12,216,661.65 × 2,464,850.70 - Step 4: Simplify right side
8,146,514.70x = 30,112,247,019,665.66 - Step 5: Solve for x
x = 30,112,247,019,665.66/8,146,514.70 - Step 6: Final answer
x = 3,696,334.95
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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.