Finding the Fourth Proportional to 8,104,965.57, 11,184,940.69 and 4,433,803.18
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Solution
The fourth proportional to 8,104,965.57, 11,184,940.69 and 4,433,803.18 is: 6,118,696.64
Step by Step Solution
- Step 1: Write the proportion equation
8,104,965.57 : 11,184,940.69 = 4,433,803.18 : x - Step 2: Convert to fraction form
8,104,965.57/11,184,940.69 = 4,433,803.18/x - Step 3: Cross multiply
8,104,965.57x = 11,184,940.69 × 4,433,803.18 - Step 4: Simplify right side
8,104,965.57x = 49,591,825,560,386.54 - Step 5: Solve for x
x = 49,591,825,560,386.54/8,104,965.57 - Step 6: Final answer
x = 6,118,696.64
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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.