Finding the Fourth Proportional to 20,324,157, 30,492,224.24 and 8,187,374.99
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Solution
The fourth proportional to 20,324,157, 30,492,224.24 and 8,187,374.99 is: 12,283,474.98
Step by Step Solution
- Step 1: Write the proportion equation
20,324,157 : 30,492,224.24 = 8,187,374.99 : x - Step 2: Convert to fraction form
20,324,157/30,492,224.24 = 8,187,374.99/x - Step 3: Cross multiply
20,324,157x = 30,492,224.24 × 8,187,374.99 - Step 4: Simplify right side
20,324,157x = 249,651,273,938,649.78 - Step 5: Solve for x
x = 249,651,273,938,649.78/20,324,157 - Step 6: Final answer
x = 12,283,474.98
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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.