Finding the Fourth Proportional to 29,134,866.32, 40,206,109.36 and 16,082,121.84
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Solution
The fourth proportional to 29,134,866.32, 40,206,109.36 and 16,082,121.84 is: 22,193,324.74
Step by Step Solution
- Step 1: Write the proportion equation
29,134,866.32 : 40,206,109.36 = 16,082,121.84 : x - Step 2: Convert to fraction form
29,134,866.32/40,206,109.36 = 16,082,121.84/x - Step 3: Cross multiply
29,134,866.32x = 40,206,109.36 × 16,082,121.84 - Step 4: Simplify right side
29,134,866.32x = 646,599,549,439,884.38 - Step 5: Solve for x
x = 646,599,549,439,884.38/29,134,866.32 - Step 6: Final answer
x = 22,193,324.74
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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.