Finding the Fourth Proportional to 17,607,425.40, 26,411,138.10 and 11,560,807.80
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Solution
The fourth proportional to 17,607,425.40, 26,411,138.10 and 11,560,807.80 is: 17,341,211.70
Step by Step Solution
- Step 1: Write the proportion equation
17,607,425.40 : 26,411,138.10 = 11,560,807.80 : x - Step 2: Convert to fraction form
17,607,425.40/26,411,138.10 = 11,560,807.80/x - Step 3: Cross multiply
17,607,425.40x = 26,411,138.10 × 11,560,807.80 - Step 4: Simplify right side
17,607,425.40x = 305,334,091,353,357.19 - Step 5: Solve for x
x = 305,334,091,353,357.19/17,607,425.40 - Step 6: Final answer
x = 17,341,211.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.