Finding the Fourth Proportional to 38,250,043.68, 57,369,460.07 and 18,814,052.65
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Solution
The fourth proportional to 38,250,043.68, 57,369,460.07 and 18,814,052.65 is: 28,218,321.82
Step by Step Solution
- Step 1: Write the proportion equation
38,250,043.68 : 57,369,460.07 = 18,814,052.65 : x - Step 2: Convert to fraction form
38,250,043.68/57,369,460.07 = 18,814,052.65/x - Step 3: Cross multiply
38,250,043.68x = 57,369,460.07 × 18,814,052.65 - Step 4: Simplify right side
38,250,043.68x = 1,079,352,042,379,538.38 - Step 5: Solve for x
x = 1,079,352,042,379,538.38/38,250,043.68 - Step 6: Final answer
x = 28,218,321.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.