Finding the Fourth Proportional to 14,053,977.16, 19,392,343.62 and 7,940,174.92
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Solution
The fourth proportional to 14,053,977.16, 19,392,343.62 and 7,940,174.92 is: 10,956,229.59
Step by Step Solution
- Step 1: Write the proportion equation
14,053,977.16 : 19,392,343.62 = 7,940,174.92 : x - Step 2: Convert to fraction form
14,053,977.16/19,392,343.62 = 7,940,174.92/x - Step 3: Cross multiply
14,053,977.16x = 19,392,343.62 × 7,940,174.92 - Step 4: Simplify right side
14,053,977.16x = 153,978,600,451,546.03 - Step 5: Solve for x
x = 153,978,600,451,546.03/14,053,977.16 - Step 6: Final answer
x = 10,956,229.59
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.