Finding the Fourth Proportional to 17,784,993.18, 24,543,306.75 and 9,636,231.18
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Solution
The fourth proportional to 17,784,993.18, 24,543,306.75 and 9,636,231.18 is: 13,298,007.79
Step by Step Solution
- Step 1: Write the proportion equation
17,784,993.18 : 24,543,306.75 = 9,636,231.18 : x - Step 2: Convert to fraction form
17,784,993.18/24,543,306.75 = 9,636,231.18/x - Step 3: Cross multiply
17,784,993.18x = 24,543,306.75 × 9,636,231.18 - Step 4: Simplify right side
17,784,993.18x = 236,504,977,764,654.47 - Step 5: Solve for x
x = 236,504,977,764,654.47/17,784,993.18 - Step 6: Final answer
x = 13,298,007.79
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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.