Finding the Fourth Proportional to 17,707,851.70, 24,448,118.26 and 14,452,431.72
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Solution
The fourth proportional to 17,707,851.70, 24,448,118.26 and 14,452,431.72 is: 19,953,564.43
Step by Step Solution
- Step 1: Write the proportion equation
17,707,851.70 : 24,448,118.26 = 14,452,431.72 : x - Step 2: Convert to fraction form
17,707,851.70/24,448,118.26 = 14,452,431.72/x - Step 3: Cross multiply
17,707,851.70x = 24,448,118.26 × 14,452,431.72 - Step 4: Simplify right side
17,707,851.70x = 353,334,759,835,135.25 - Step 5: Solve for x
x = 353,334,759,835,135.25/17,707,851.70 - Step 6: Final answer
x = 19,953,564.43
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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.