Finding the Fourth Proportional to 19,114,299.14, 28,675,644.50 and 14,050,256.90
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Solution
The fourth proportional to 19,114,299.14, 28,675,644.50 and 14,050,256.90 is: 21,078,469.53
Step by Step Solution
- Step 1: Write the proportion equation
19,114,299.14 : 28,675,644.50 = 14,050,256.90 : x - Step 2: Convert to fraction form
19,114,299.14/28,675,644.50 = 14,050,256.90/x - Step 3: Cross multiply
19,114,299.14x = 28,675,644.50 × 14,050,256.90 - Step 4: Simplify right side
19,114,299.14x = 402,900,171,889,819.50 - Step 5: Solve for x
x = 402,900,171,889,819.50/19,114,299.14 - Step 6: Final answer
x = 21,078,469.53
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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.