Finding the Fourth Proportional to 8,243,665.14, 12,366,620.37 and 2,850,868.20
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Solution
The fourth proportional to 8,243,665.14, 12,366,620.37 and 2,850,868.20 is: 4,276,690.54
Step by Step Solution
- Step 1: Write the proportion equation
8,243,665.14 : 12,366,620.37 = 2,850,868.20 : x - Step 2: Convert to fraction form
8,243,665.14/12,366,620.37 = 2,850,868.20/x - Step 3: Cross multiply
8,243,665.14x = 12,366,620.37 × 2,850,868.20 - Step 4: Simplify right side
8,243,665.14x = 35,255,604,754,305.23 - Step 5: Solve for x
x = 35,255,604,754,305.23/8,243,665.14 - Step 6: Final answer
x = 4,276,690.54
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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.