Finding the Fourth Proportional to 8,586,292.04, 12,879,879.24 and 2,196,599.84
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Solution
The fourth proportional to 8,586,292.04, 12,879,879.24 and 2,196,599.84 is: 3,295,012.63
Step by Step Solution
- Step 1: Write the proportion equation
8,586,292.04 : 12,879,879.24 = 2,196,599.84 : x - Step 2: Convert to fraction form
8,586,292.04/12,879,879.24 = 2,196,599.84/x - Step 3: Cross multiply
8,586,292.04x = 12,879,879.24 × 2,196,599.84 - Step 4: Simplify right side
8,586,292.04x = 28,291,940,677,803.32 - Step 5: Solve for x
x = 28,291,940,677,803.32/8,586,292.04 - Step 6: Final answer
x = 3,295,012.63
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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.