Finding the Fourth Proportional to 11,699,803.62, 17,540,197.38 and 4,881,459.06
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Solution
The fourth proportional to 11,699,803.62, 17,540,197.38 and 4,881,459.06 is: 7,318,221.59
Step by Step Solution
- Step 1: Write the proportion equation
11,699,803.62 : 17,540,197.38 = 4,881,459.06 : x - Step 2: Convert to fraction form
11,699,803.62/17,540,197.38 = 4,881,459.06/x - Step 3: Cross multiply
11,699,803.62x = 17,540,197.38 × 4,881,459.06 - Step 4: Simplify right side
11,699,803.62x = 85,621,755,414,789.25 - Step 5: Solve for x
x = 85,621,755,414,789.25/11,699,803.62 - Step 6: Final answer
x = 7,318,221.59
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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.