Finding the Fourth Proportional to 5,015,242.98, 6,920,936.46 and 2,950,481.70
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Solution
The fourth proportional to 5,015,242.98, 6,920,936.46 and 2,950,481.70 is: 4,071,606.59
Step by Step Solution
- Step 1: Write the proportion equation
5,015,242.98 : 6,920,936.46 = 2,950,481.70 : x - Step 2: Convert to fraction form
5,015,242.98/6,920,936.46 = 2,950,481.70/x - Step 3: Cross multiply
5,015,242.98x = 6,920,936.46 × 2,950,481.70 - Step 4: Simplify right side
5,015,242.98x = 20,420,096,372,092.78 - Step 5: Solve for x
x = 20,420,096,372,092.78/5,015,242.98 - Step 6: Final answer
x = 4,071,606.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.