Finding the Fourth Proportional to 29,081,175.56, 40,134,329.70 and 16,030,756.07
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Solution
The fourth proportional to 29,081,175.56, 40,134,329.70 and 16,030,756.07 is: 22,123,715.33
Step by Step Solution
- Step 1: Write the proportion equation
29,081,175.56 : 40,134,329.70 = 16,030,756.07 : x - Step 2: Convert to fraction form
29,081,175.56/40,134,329.70 = 16,030,756.07/x - Step 3: Cross multiply
29,081,175.56x = 40,134,329.70 × 16,030,756.07 - Step 4: Simplify right side
29,081,175.56x = 643,383,649,433,546 - Step 5: Solve for x
x = 643,383,649,433,546/29,081,175.56 - Step 6: Final answer
x = 22,123,715.33
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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.