Finding the Fourth Proportional to 29,134,837.68, 40,206,069.86 and 16,082,093.12
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Solution
The fourth proportional to 29,134,837.68, 40,206,069.86 and 16,082,093.12 is: 22,193,285.12
Step by Step Solution
- Step 1: Write the proportion equation
29,134,837.68 : 40,206,069.86 = 16,082,093.12 : x - Step 2: Convert to fraction form
29,134,837.68/40,206,069.86 = 16,082,093.12/x - Step 3: Cross multiply
29,134,837.68x = 40,206,069.86 × 16,082,093.12 - Step 4: Simplify right side
29,134,837.68x = 646,597,759,477,745.38 - Step 5: Solve for x
x = 646,597,759,477,745.38/29,134,837.68 - Step 6: Final answer
x = 22,193,285.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.