Finding the Fourth Proportional to 32,860,074.44, 45,343,859.54 and 18,175,424.70
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Solution
The fourth proportional to 32,860,074.44, 45,343,859.54 and 18,175,424.70 is: 25,080,402.85
Step by Step Solution
- Step 1: Write the proportion equation
32,860,074.44 : 45,343,859.54 = 18,175,424.70 : x - Step 2: Convert to fraction form
32,860,074.44/45,343,859.54 = 18,175,424.70/x - Step 3: Cross multiply
32,860,074.44x = 45,343,859.54 × 18,175,424.70 - Step 4: Simplify right side
32,860,074.44x = 824,143,904,676,646.62 - Step 5: Solve for x
x = 824,143,904,676,646.62/32,860,074.44 - Step 6: Final answer
x = 25,080,402.85
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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.