Finding the Fourth Proportional to 25,491,309.68, 38,242,563.24 and 7,539,014
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Solution
The fourth proportional to 25,491,309.68, 38,242,563.24 and 7,539,014 is: 11,310,176.81
Step by Step Solution
- Step 1: Write the proportion equation
25,491,309.68 : 38,242,563.24 = 7,539,014 : x - Step 2: Convert to fraction form
25,491,309.68/38,242,563.24 = 7,539,014/x - Step 3: Cross multiply
25,491,309.68x = 38,242,563.24 × 7,539,014 - Step 4: Simplify right side
25,491,309.68x = 288,311,219,662,245.38 - Step 5: Solve for x
x = 288,311,219,662,245.38/25,491,309.68 - Step 6: Final answer
x = 11,310,176.81
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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.