Finding the Fourth Proportional to 18,007,381.44, 27,013,293.12 and 5,873,600.80
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Solution
The fourth proportional to 18,007,381.44, 27,013,293.12 and 5,873,600.80 is: 8,811,125.63
Step by Step Solution
- Step 1: Write the proportion equation
18,007,381.44 : 27,013,293.12 = 5,873,600.80 : x - Step 2: Convert to fraction form
18,007,381.44/27,013,293.12 = 5,873,600.80/x - Step 3: Cross multiply
18,007,381.44x = 27,013,293.12 × 5,873,600.80 - Step 4: Simplify right side
18,007,381.44x = 158,665,300,080,266.50 - Step 5: Solve for x
x = 158,665,300,080,266.50/18,007,381.44 - Step 6: Final answer
x = 8,811,125.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.