Finding the Fourth Proportional to 11,338,351.40, 16,997,455.92 and 4,420,236.08
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Solution
The fourth proportional to 11,338,351.40, 16,997,455.92 and 4,420,236.08 is: 6,626,427.89
Step by Step Solution
- Step 1: Write the proportion equation
11,338,351.40 : 16,997,455.92 = 4,420,236.08 : x - Step 2: Convert to fraction form
11,338,351.40/16,997,455.92 = 4,420,236.08/x - Step 3: Cross multiply
11,338,351.40x = 16,997,455.92 × 4,420,236.08 - Step 4: Simplify right side
11,338,351.40x = 75,132,767,925,793.61 - Step 5: Solve for x
x = 75,132,767,925,793.61/11,338,351.40 - Step 6: Final answer
x = 6,626,427.89
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.