Finding the Fourth Proportional to 49,268,136.74, 67,987,281.15 and 27,240,313.10
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Solution
The fourth proportional to 49,268,136.74, 67,987,281.15 and 27,240,313.10 is: 37,590,112.96
Step by Step Solution
- Step 1: Write the proportion equation
49,268,136.74 : 67,987,281.15 = 27,240,313.10 : x - Step 2: Convert to fraction form
49,268,136.74/67,987,281.15 = 27,240,313.10/x - Step 3: Cross multiply
49,268,136.74x = 67,987,281.15 × 27,240,313.10 - Step 4: Simplify right side
49,268,136.74x = 1,851,994,825,003,791.75 - Step 5: Solve for x
x = 1,851,994,825,003,791.75/49,268,136.74 - Step 6: Final answer
x = 37,590,112.96
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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.