Finding the Fourth Proportional to 73,609,833.40, 110,419,998.90 and 22,491,770.20
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Solution
The fourth proportional to 73,609,833.40, 110,419,998.90 and 22,491,770.20 is: 33,739,259.09
Step by Step Solution
- Step 1: Write the proportion equation
73,609,833.40 : 110,419,998.90 = 22,491,770.20 : x - Step 2: Convert to fraction form
73,609,833.40/110,419,998.90 = 22,491,770.20/x - Step 3: Cross multiply
73,609,833.40x = 110,419,998.90 × 22,491,770.20 - Step 4: Simplify right side
73,609,833.40x = 2,483,541,240,743,053 - Step 5: Solve for x
x = 2,483,541,240,743,053/73,609,833.40 - Step 6: Final answer
x = 33,739,259.09
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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.