Finding the Fourth Proportional to 49,268,586.28, 67,987,727.76 and 27,240,356.80
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Solution
The fourth proportional to 49,268,586.28, 67,987,727.76 and 27,240,356.80 is: 37,590,077.21
Step by Step Solution
- Step 1: Write the proportion equation
49,268,586.28 : 67,987,727.76 = 27,240,356.80 : x - Step 2: Convert to fraction form
49,268,586.28/67,987,727.76 = 27,240,356.80/x - Step 3: Cross multiply
49,268,586.28x = 67,987,727.76 × 27,240,356.80 - Step 4: Simplify right side
49,268,586.28x = 1,852,009,962,203,665 - Step 5: Solve for x
x = 1,852,009,962,203,665/49,268,586.28 - Step 6: Final answer
x = 37,590,077.21
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.