Finding the Fourth Proportional to 29,361,763.20, 44,042,644.80 and 8,086,627.20
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Solution
The fourth proportional to 29,361,763.20, 44,042,644.80 and 8,086,627.20 is: 12,129,940.80
Step by Step Solution
- Step 1: Write the proportion equation
29,361,763.20 : 44,042,644.80 = 8,086,627.20 : x - Step 2: Convert to fraction form
29,361,763.20/44,042,644.80 = 8,086,627.20/x - Step 3: Cross multiply
29,361,763.20x = 44,042,644.80 × 8,086,627.20 - Step 4: Simplify right side
29,361,763.20x = 356,156,449,399,618.56 - Step 5: Solve for x
x = 356,156,449,399,618.56/29,361,763.20 - Step 6: Final answer
x = 12,129,940.80
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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.