Finding the Fourth Proportional to 44,034,128.70, 66,051,193.05 and 13,738,055.10
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Solution
The fourth proportional to 44,034,128.70, 66,051,193.05 and 13,738,055.10 is: 20,607,082.65
Step by Step Solution
- Step 1: Write the proportion equation
44,034,128.70 : 66,051,193.05 = 13,738,055.10 : x - Step 2: Convert to fraction form
44,034,128.70/66,051,193.05 = 13,738,055.10/x - Step 3: Cross multiply
44,034,128.70x = 66,051,193.05 × 13,738,055.10 - Step 4: Simplify right side
44,034,128.70x = 907,414,929,541,637 - Step 5: Solve for x
x = 907,414,929,541,637/44,034,128.70 - Step 6: Final answer
x = 20,607,082.65
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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.