Finding the Fourth Proportional to 11,920,832.00, 17,855,177.96 and 8,452,057.18
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Solution
The fourth proportional to 11,920,832.00, 17,855,177.96 and 8,452,057.18 is: 12,659,601.71
Step by Step Solution
- Step 1: Write the proportion equation
11,920,832.00 : 17,855,177.96 = 8,452,057.18 : x - Step 2: Convert to fraction form
11,920,832.00/17,855,177.96 = 8,452,057.18/x - Step 3: Cross multiply
11,920,832.00x = 17,855,177.96 × 8,452,057.18 - Step 4: Simplify right side
11,920,832.00x = 150,912,985,095,250.09 - Step 5: Solve for x
x = 150,912,985,095,250.09/11,920,832.00 - Step 6: Final answer
x = 12,659,601.71
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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.