Finding the Fourth Proportional to 11,802,595.44, 16,289,133.84 and 6,646,964.88
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Solution
The fourth proportional to 11,802,595.44, 16,289,133.84 and 6,646,964.88 is: 9,173,685.66
Step by Step Solution
- Step 1: Write the proportion equation
11,802,595.44 : 16,289,133.84 = 6,646,964.88 : x - Step 2: Convert to fraction form
11,802,595.44/16,289,133.84 = 6,646,964.88/x - Step 3: Cross multiply
11,802,595.44x = 16,289,133.84 × 6,646,964.88 - Step 4: Simplify right side
11,802,595.44x = 108,273,300,560,099.53 - Step 5: Solve for x
x = 108,273,300,560,099.53/11,802,595.44 - Step 6: Final answer
x = 9,173,685.66
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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.