Finding the Fourth Proportional to 31,562,736.20, 43,586,657.01 and 29,843,202.65
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Solution
The fourth proportional to 31,562,736.20, 43,586,657.01 and 29,843,202.65 is: 41,212,061.90
Step by Step Solution
- Step 1: Write the proportion equation
31,562,736.20 : 43,586,657.01 = 29,843,202.65 : x - Step 2: Convert to fraction form
31,562,736.20/43,586,657.01 = 29,843,202.65/x - Step 3: Cross multiply
31,562,736.20x = 43,586,657.01 × 29,843,202.65 - Step 4: Simplify right side
31,562,736.20x = 1,300,765,437,985,473 - Step 5: Solve for x
x = 1,300,765,437,985,473/31,562,736.20 - Step 6: Final answer
x = 41,212,061.90
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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.