Finding the Fourth Proportional to 50,904,043.68, 76,368,021.12 and 16,825,385.92
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Solution
The fourth proportional to 50,904,043.68, 76,368,021.12 and 16,825,385.92 is: 25,242,030.58
Step by Step Solution
- Step 1: Write the proportion equation
50,904,043.68 : 76,368,021.12 = 16,825,385.92 : x - Step 2: Convert to fraction form
50,904,043.68/76,368,021.12 = 16,825,385.92/x - Step 3: Cross multiply
50,904,043.68x = 76,368,021.12 × 16,825,385.92 - Step 4: Simplify right side
50,904,043.68x = 1,284,921,427,290,710.75 - Step 5: Solve for x
x = 1,284,921,427,290,710.75/50,904,043.68 - Step 6: Final answer
x = 25,242,030.58
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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.