Finding the Fourth Proportional to 73,811,704.35, 110,717,556.53 and 54,679,828.35
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Solution
The fourth proportional to 73,811,704.35, 110,717,556.53 and 54,679,828.35 is: 82,019,742.53
Step by Step Solution
- Step 1: Write the proportion equation
73,811,704.35 : 110,717,556.53 = 54,679,828.35 : x - Step 2: Convert to fraction form
73,811,704.35/110,717,556.53 = 54,679,828.35/x - Step 3: Cross multiply
73,811,704.35x = 110,717,556.53 × 54,679,828.35 - Step 4: Simplify right side
73,811,704.35x = 6,054,016,986,118,423 - Step 5: Solve for x
x = 6,054,016,986,118,423/73,811,704.35 - Step 6: Final answer
x = 82,019,742.53
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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.