Finding the Fourth Proportional to 10,860,343.74, 16,290,530.73 and 4,626,839.70
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Solution
The fourth proportional to 10,860,343.74, 16,290,530.73 and 4,626,839.70 is: 6,940,265.99
Step by Step Solution
- Step 1: Write the proportion equation
10,860,343.74 : 16,290,530.73 = 4,626,839.70 : x - Step 2: Convert to fraction form
10,860,343.74/16,290,530.73 = 4,626,839.70/x - Step 3: Cross multiply
10,860,343.74x = 16,290,530.73 × 4,626,839.70 - Step 4: Simplify right side
10,860,343.74x = 75,373,674,315,633.98 - Step 5: Solve for x
x = 75,373,674,315,633.98/10,860,343.74 - Step 6: Final answer
x = 6,940,265.99
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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.