Finding the Fourth Proportional to 31,826,206.44, 47,753,423.10 and 16,676,536.68
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Solution
The fourth proportional to 31,826,206.44, 47,753,423.10 and 16,676,536.68 is: 25,022,200.29
Step by Step Solution
- Step 1: Write the proportion equation
31,826,206.44 : 47,753,423.10 = 16,676,536.68 : x - Step 2: Convert to fraction form
31,826,206.44/47,753,423.10 = 16,676,536.68/x - Step 3: Cross multiply
31,826,206.44x = 47,753,423.10 × 16,676,536.68 - Step 4: Simplify right side
31,826,206.44x = 796,361,711,922,709.38 - Step 5: Solve for x
x = 796,361,711,922,709.38/31,826,206.44 - Step 6: Final answer
x = 25,022,200.29
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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.