Finding the Fourth Proportional to 8,019,145.68, 12,028,114.08 and 2,554,020.06
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Solution
The fourth proportional to 8,019,145.68, 12,028,114.08 and 2,554,020.06 is: 3,830,837.58
Step by Step Solution
- Step 1: Write the proportion equation
8,019,145.68 : 12,028,114.08 = 2,554,020.06 : x - Step 2: Convert to fraction form
8,019,145.68/12,028,114.08 = 2,554,020.06/x - Step 3: Cross multiply
8,019,145.68x = 12,028,114.08 × 2,554,020.06 - Step 4: Simplify right side
8,019,145.68x = 30,720,044,644,288.45 - Step 5: Solve for x
x = 30,720,044,644,288.45/8,019,145.68 - Step 6: Final answer
x = 3,830,837.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.