Finding the Fourth Proportional to 47,997,803.04, 66,236,470.74 and 25,970,816.54
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Solution
The fourth proportional to 47,997,803.04, 66,236,470.74 and 25,970,816.54 is: 35,839,457.66
Step by Step Solution
- Step 1: Write the proportion equation
47,997,803.04 : 66,236,470.74 = 25,970,816.54 : x - Step 2: Convert to fraction form
47,997,803.04/66,236,470.74 = 25,970,816.54/x - Step 3: Cross multiply
47,997,803.04x = 66,236,470.74 × 25,970,816.54 - Step 4: Simplify right side
47,997,803.04x = 1,720,215,229,845,618 - Step 5: Solve for x
x = 1,720,215,229,845,618/47,997,803.04 - Step 6: Final answer
x = 35,839,457.66
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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.