Finding the Fourth Proportional to 17,523,008.20, 26,268,765.90 and 11,129,969.80
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Solution
The fourth proportional to 17,523,008.20, 26,268,765.90 and 11,129,969.80 is: 16,684,953.17
Step by Step Solution
- Step 1: Write the proportion equation
17,523,008.20 : 26,268,765.90 = 11,129,969.80 : x - Step 2: Convert to fraction form
17,523,008.20/26,268,765.90 = 11,129,969.80/x - Step 3: Cross multiply
17,523,008.20x = 26,268,765.90 × 11,129,969.80 - Step 4: Simplify right side
17,523,008.20x = 292,370,571,150,269.81 - Step 5: Solve for x
x = 292,370,571,150,269.81/17,523,008.20 - Step 6: Final answer
x = 16,684,953.17
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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.