Finding the Fourth Proportional to 16,161,218, 22,302,955.24 and 8,819,524.96
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Solution
The fourth proportional to 16,161,218, 22,302,955.24 and 8,819,524.96 is: 12,171,203.34
Step by Step Solution
- Step 1: Write the proportion equation
16,161,218 : 22,302,955.24 = 8,819,524.96 : x - Step 2: Convert to fraction form
16,161,218/22,302,955.24 = 8,819,524.96/x - Step 3: Cross multiply
16,161,218x = 22,302,955.24 × 8,819,524.96 - Step 4: Simplify right side
16,161,218x = 196,701,470,420,942.78 - Step 5: Solve for x
x = 196,701,470,420,942.78/16,161,218 - Step 6: Final answer
x = 12,171,203.34
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1.5x scale
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.