Finding the Fourth Proportional to 29,135,477.80, 40,206,967.41 and 16,082,745.22
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Solution
The fourth proportional to 29,135,477.80, 40,206,967.41 and 16,082,745.22 is: 22,194,192.84
Step by Step Solution
- Step 1: Write the proportion equation
29,135,477.80 : 40,206,967.41 = 16,082,745.22 : x - Step 2: Convert to fraction form
29,135,477.80/40,206,967.41 = 16,082,745.22/x - Step 3: Cross multiply
29,135,477.80x = 40,206,967.41 × 16,082,745.22 - Step 4: Simplify right side
29,135,477.80x = 646,638,412,923,873.25 - Step 5: Solve for x
x = 646,638,412,923,873.25/29,135,477.80 - Step 6: Final answer
x = 22,194,192.84
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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.