Finding the Fourth Proportional to 24,621,740.64, 33,979,761.36 and 13,608,253.44
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Solution
The fourth proportional to 24,621,740.64, 33,979,761.36 and 13,608,253.44 is: 18,780,362.09
Step by Step Solution
- Step 1: Write the proportion equation
24,621,740.64 : 33,979,761.36 = 13,608,253.44 : x - Step 2: Convert to fraction form
24,621,740.64/33,979,761.36 = 13,608,253.44/x - Step 3: Cross multiply
24,621,740.64x = 33,979,761.36 × 13,608,253.44 - Step 4: Simplify right side
24,621,740.64x = 462,405,204,417,599.06 - Step 5: Solve for x
x = 462,405,204,417,599.06/24,621,740.64 - Step 6: Final answer
x = 18,780,362.09
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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.