Finding the Fourth Proportional to 10,331,879.00, 15,497,191.11 and 3,853,705.55
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Solution
The fourth proportional to 10,331,879.00, 15,497,191.11 and 3,853,705.55 is: 5,780,324.32
Step by Step Solution
- Step 1: Write the proportion equation
10,331,879.00 : 15,497,191.11 = 3,853,705.55 : x - Step 2: Convert to fraction form
10,331,879.00/15,497,191.11 = 3,853,705.55/x - Step 3: Cross multiply
10,331,879.00x = 15,497,191.11 × 3,853,705.55 - Step 4: Simplify right side
10,331,879.00x = 59,721,611,428,760.64 - Step 5: Solve for x
x = 59,721,611,428,760.64/10,331,879.00 - Step 6: Final answer
x = 5,780,324.32
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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.