Finding the Fourth Proportional to 18,282,956.11, 27,405,098.35 and 6,761,019.98
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Solution
The fourth proportional to 18,282,956.11, 27,405,098.35 and 6,761,019.98 is: 10,134,379.61
Step by Step Solution
- Step 1: Write the proportion equation
18,282,956.11 : 27,405,098.35 = 6,761,019.98 : x - Step 2: Convert to fraction form
18,282,956.11/27,405,098.35 = 6,761,019.98/x - Step 3: Cross multiply
18,282,956.11x = 27,405,098.35 × 6,761,019.98 - Step 4: Simplify right side
18,282,956.11x = 185,286,417,549,825.22 - Step 5: Solve for x
x = 185,286,417,549,825.22/18,282,956.11 - Step 6: Final answer
x = 10,134,379.61
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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.