Finding the Fourth Proportional to 11,715,469.68, 17,572,690.56 and 3,195,777.90
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Solution
The fourth proportional to 11,715,469.68, 17,572,690.56 and 3,195,777.90 is: 4,793,526.65
Step by Step Solution
- Step 1: Write the proportion equation
11,715,469.68 : 17,572,690.56 = 3,195,777.90 : x - Step 2: Convert to fraction form
11,715,469.68/17,572,690.56 = 3,195,777.90/x - Step 3: Cross multiply
11,715,469.68x = 17,572,690.56 × 3,195,777.90 - Step 4: Simplify right side
11,715,469.68x = 56,158,416,135,186.62 - Step 5: Solve for x
x = 56,158,416,135,186.62/11,715,469.68 - Step 6: Final answer
x = 4,793,526.65
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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.