Finding the Fourth Proportional to 16,722,720.54, 25,086,573.99 and 5,939,115.62
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Solution
The fourth proportional to 16,722,720.54, 25,086,573.99 and 5,939,115.62 is: 8,909,558.88
Step by Step Solution
- Step 1: Write the proportion equation
16,722,720.54 : 25,086,573.99 = 5,939,115.62 : x - Step 2: Convert to fraction form
16,722,720.54/25,086,573.99 = 5,939,115.62/x - Step 3: Cross multiply
16,722,720.54x = 25,086,573.99 × 5,939,115.62 - Step 4: Simplify right side
16,722,720.54x = 148,992,063,310,861.84 - Step 5: Solve for x
x = 148,992,063,310,861.84/16,722,720.54 - Step 6: Final answer
x = 8,909,558.88
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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.