Finding the Fourth Proportional to 45,361,576.20, 68,042,364.30 and 16,608,649.80
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Solution
The fourth proportional to 45,361,576.20, 68,042,364.30 and 16,608,649.80 is: 24,912,974.70
Step by Step Solution
- Step 1: Write the proportion equation
45,361,576.20 : 68,042,364.30 = 16,608,649.80 : x - Step 2: Convert to fraction form
45,361,576.20/68,042,364.30 = 16,608,649.80/x - Step 3: Cross multiply
45,361,576.20x = 68,042,364.30 × 16,608,649.80 - Step 4: Simplify right side
45,361,576.20x = 1,130,091,800,222,722.25 - Step 5: Solve for x
x = 1,130,091,800,222,722.25/45,361,576.20 - Step 6: Final answer
x = 24,912,974.70
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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.