Finding the Fourth Proportional to 18,344,463.46, 27,524,237.92 and 8,103,918.58
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Solution
The fourth proportional to 18,344,463.46, 27,524,237.92 and 8,103,918.58 is: 12,159,209.97
Step by Step Solution
- Step 1: Write the proportion equation
18,344,463.46 : 27,524,237.92 = 8,103,918.58 : x - Step 2: Convert to fraction form
18,344,463.46/27,524,237.92 = 8,103,918.58/x - Step 3: Cross multiply
18,344,463.46x = 27,524,237.92 × 8,103,918.58 - Step 4: Simplify right side
18,344,463.46x = 223,054,183,080,228.56 - Step 5: Solve for x
x = 223,054,183,080,228.56/18,344,463.46 - Step 6: Final answer
x = 12,159,209.97
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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.