Finding the Fourth Proportional to 50,683,879.12, 76,025,943.26 and 14,292,460.19
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Solution
The fourth proportional to 50,683,879.12, 76,025,943.26 and 14,292,460.19 is: 21,438,725.41
Step by Step Solution
- Step 1: Write the proportion equation
50,683,879.12 : 76,025,943.26 = 14,292,460.19 : x - Step 2: Convert to fraction form
50,683,879.12/76,025,943.26 = 14,292,460.19/x - Step 3: Cross multiply
50,683,879.12x = 76,025,943.26 × 14,292,460.19 - Step 4: Simplify right side
50,683,879.12x = 1,086,597,767,106,350.38 - Step 5: Solve for x
x = 1,086,597,767,106,350.38/50,683,879.12 - Step 6: Final answer
x = 21,438,725.41
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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.