Finding the Fourth Proportional to 11,157,539.75, 16,729,806.84 and 4,326,132.18
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Solution
The fourth proportional to 11,157,539.75, 16,729,806.84 and 4,326,132.18 is: 6,486,676.93
Step by Step Solution
- Step 1: Write the proportion equation
11,157,539.75 : 16,729,806.84 = 4,326,132.18 : x - Step 2: Convert to fraction form
11,157,539.75/16,729,806.84 = 4,326,132.18/x - Step 3: Cross multiply
11,157,539.75x = 16,729,806.84 × 4,326,132.18 - Step 4: Simplify right side
11,157,539.75x = 72,375,355,735,708.11 - Step 5: Solve for x
x = 72,375,355,735,708.11/11,157,539.75 - Step 6: Final answer
x = 6,486,676.93
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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.