Finding the Fourth Proportional to 8,348,494.40, 12,526,888.80 and 3,299,969.60
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Solution
The fourth proportional to 8,348,494.40, 12,526,888.80 and 3,299,969.60 is: 4,951,593.69
Step by Step Solution
- Step 1: Write the proportion equation
8,348,494.40 : 12,526,888.80 = 3,299,969.60 : x - Step 2: Convert to fraction form
8,348,494.40/12,526,888.80 = 3,299,969.60/x - Step 3: Cross multiply
8,348,494.40x = 12,526,888.80 × 3,299,969.60 - Step 4: Simplify right side
8,348,494.40x = 41,338,352,222,580.48 - Step 5: Solve for x
x = 41,338,352,222,580.48/8,348,494.40 - Step 6: Final answer
x = 4,951,593.69
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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.