Finding the Fourth Proportional to 11,511,254.43, 15,885,114.83 and 6,354,505.26
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Solution
The fourth proportional to 11,511,254.43, 15,885,114.83 and 6,354,505.26 is: 8,768,987.46
Step by Step Solution
- Step 1: Write the proportion equation
11,511,254.43 : 15,885,114.83 = 6,354,505.26 : x - Step 2: Convert to fraction form
11,511,254.43/15,885,114.83 = 6,354,505.26/x - Step 3: Cross multiply
11,511,254.43x = 15,885,114.83 × 6,354,505.26 - Step 4: Simplify right side
11,511,254.43x = 100,942,045,711,166.47 - Step 5: Solve for x
x = 100,942,045,711,166.47/11,511,254.43 - Step 6: Final answer
x = 8,768,987.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.