Finding the Fourth Proportional to 38,358,343.88, 57,560,215.68 and 14,114,295.44
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Solution
The fourth proportional to 38,358,343.88, 57,560,215.68 and 14,114,295.44 is: 21,179,795.78
Step by Step Solution
- Step 1: Write the proportion equation
38,358,343.88 : 57,560,215.68 = 14,114,295.44 : x - Step 2: Convert to fraction form
38,358,343.88/57,560,215.68 = 14,114,295.44/x - Step 3: Cross multiply
38,358,343.88x = 57,560,215.68 × 14,114,295.44 - Step 4: Simplify right side
38,358,343.88x = 812,421,889,697,640.50 - Step 5: Solve for x
x = 812,421,889,697,640.50/38,358,343.88 - Step 6: Final answer
x = 21,179,795.78
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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.