Finding the Fourth Proportional to 8,173,696.23, 11,279,118.38 and 4,865,814.99
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Solution
The fourth proportional to 8,173,696.23, 11,279,118.38 and 4,865,814.99 is: 6,714,477.97
Step by Step Solution
- Step 1: Write the proportion equation
8,173,696.23 : 11,279,118.38 = 4,865,814.99 : x - Step 2: Convert to fraction form
8,173,696.23/11,279,118.38 = 4,865,814.99/x - Step 3: Cross multiply
8,173,696.23x = 11,279,118.38 × 4,865,814.99 - Step 4: Simplify right side
8,173,696.23x = 54,882,103,263,059.45 - Step 5: Solve for x
x = 54,882,103,263,059.45/8,173,696.23 - Step 6: Final answer
x = 6,714,477.97
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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.