Finding the Fourth Proportional to 8,682,955.98, 11,983,215.33 and 4,816,722.84
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Solution
The fourth proportional to 8,682,955.98, 11,983,215.33 and 4,816,722.84 is: 6,647,485.85
Step by Step Solution
- Step 1: Write the proportion equation
8,682,955.98 : 11,983,215.33 = 4,816,722.84 : x - Step 2: Convert to fraction form
8,682,955.98/11,983,215.33 = 4,816,722.84/x - Step 3: Cross multiply
8,682,955.98x = 11,983,215.33 × 4,816,722.84 - Step 4: Simplify right side
8,682,955.98x = 57,719,826,976,649.13 - Step 5: Solve for x
x = 57,719,826,976,649.13/8,682,955.98 - Step 6: Final answer
x = 6,647,485.85
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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.