Finding the Fourth Proportional to 17,639,325.09, 24,342,960.20 and 12,069,254.63
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Solution
The fourth proportional to 17,639,325.09, 24,342,960.20 and 12,069,254.63 is: 16,656,044.58
Step by Step Solution
- Step 1: Write the proportion equation
17,639,325.09 : 24,342,960.20 = 12,069,254.63 : x - Step 2: Convert to fraction form
17,639,325.09/24,342,960.20 = 12,069,254.63/x - Step 3: Cross multiply
17,639,325.09x = 24,342,960.20 × 12,069,254.63 - Step 4: Simplify right side
17,639,325.09x = 293,801,385,033,790.12 - Step 5: Solve for x
x = 293,801,385,033,790.12/17,639,325.09 - Step 6: Final answer
x = 16,656,044.58
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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.