Finding the Fourth Proportional to 10,666,240.44, 14,716,842.68 and 6,479,803.68
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Solution
The fourth proportional to 10,666,240.44, 14,716,842.68 and 6,479,803.68 is: 8,940,568.32
Step by Step Solution
- Step 1: Write the proportion equation
10,666,240.44 : 14,716,842.68 = 6,479,803.68 : x - Step 2: Convert to fraction form
10,666,240.44/14,716,842.68 = 6,479,803.68/x - Step 3: Cross multiply
10,666,240.44x = 14,716,842.68 × 6,479,803.68 - Step 4: Simplify right side
10,666,240.44x = 95,362,251,355,845.06 - Step 5: Solve for x
x = 95,362,251,355,845.06/10,666,240.44 - Step 6: Final answer
x = 8,940,568.32
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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.