Finding the Fourth Proportional to 16,354,220.40, 24,531,330.60 and 11,252,386.80
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Solution
The fourth proportional to 16,354,220.40, 24,531,330.60 and 11,252,386.80 is: 16,878,580.20
Step by Step Solution
- Step 1: Write the proportion equation
16,354,220.40 : 24,531,330.60 = 11,252,386.80 : x - Step 2: Convert to fraction form
16,354,220.40/24,531,330.60 = 11,252,386.80/x - Step 3: Cross multiply
16,354,220.40x = 24,531,330.60 × 11,252,386.80 - Step 4: Simplify right side
16,354,220.40x = 276,036,020,629,876.12 - Step 5: Solve for x
x = 276,036,020,629,876.12/16,354,220.40 - Step 6: Final answer
x = 16,878,580.20
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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.