Finding the Fourth Proportional to 6,676,536.80, 10,014,805.20 and 1,884,163.70
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Solution
The fourth proportional to 6,676,536.80, 10,014,805.20 and 1,884,163.70 is: 2,826,245.55
Step by Step Solution
- Step 1: Write the proportion equation
6,676,536.80 : 10,014,805.20 = 1,884,163.70 : x - Step 2: Convert to fraction form
6,676,536.80/10,014,805.20 = 1,884,163.70/x - Step 3: Cross multiply
6,676,536.80x = 10,014,805.20 × 1,884,163.70 - Step 4: Simplify right side
6,676,536.80x = 18,869,532,420,411.24 - Step 5: Solve for x
x = 18,869,532,420,411.24/6,676,536.80 - Step 6: Final answer
x = 2,826,245.55
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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.