Finding the Fourth Proportional to 17,745,615.20, 24,489,022.79 and 9,596,853.20
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Solution
The fourth proportional to 17,745,615.20, 24,489,022.79 and 9,596,853.20 is: 13,243,697.33
Step by Step Solution
- Step 1: Write the proportion equation
17,745,615.20 : 24,489,022.79 = 9,596,853.20 : x - Step 2: Convert to fraction form
17,745,615.20/24,489,022.79 = 9,596,853.20/x - Step 3: Cross multiply
17,745,615.20x = 24,489,022.79 × 9,596,853.20 - Step 4: Simplify right side
17,745,615.20x = 235,017,556,727,084.41 - Step 5: Solve for x
x = 235,017,556,727,084.41/17,745,615.20 - Step 6: Final answer
x = 13,243,697.33
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1.5x scale
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.