Finding the Fourth Proportional to 11,673,610.08, 17,517,238.58 and 8,431,951.20
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Solution
The fourth proportional to 11,673,610.08, 17,517,238.58 and 8,431,951.20 is: 12,652,855.45
Step by Step Solution
- Step 1: Write the proportion equation
11,673,610.08 : 17,517,238.58 = 8,431,951.20 : x - Step 2: Convert to fraction form
11,673,610.08/17,517,238.58 = 8,431,951.20/x - Step 3: Cross multiply
11,673,610.08x = 17,517,238.58 × 8,431,951.20 - Step 4: Simplify right side
11,673,610.08x = 147,704,500,865,317.28 - Step 5: Solve for x
x = 147,704,500,865,317.28/11,673,610.08 - Step 6: Final answer
x = 12,652,855.45
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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.