Finding the Fourth Proportional to 8,589,235.32, 12,882,879.36 and 2,199,534.12
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Solution
The fourth proportional to 8,589,235.32, 12,882,879.36 and 2,199,534.12 is: 3,299,051.86
Step by Step Solution
- Step 1: Write the proportion equation
8,589,235.32 : 12,882,879.36 = 2,199,534.12 : x - Step 2: Convert to fraction form
8,589,235.32/12,882,879.36 = 2,199,534.12/x - Step 3: Cross multiply
8,589,235.32x = 12,882,879.36 × 2,199,534.12 - Step 4: Simplify right side
8,589,235.32x = 28,336,332,716,163.76 - Step 5: Solve for x
x = 28,336,332,716,163.76/8,589,235.32 - Step 6: Final answer
x = 3,299,051.86
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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.