Finding the Fourth Proportional to 10,384,151.58, 15,576,239.34 and 2,707,789.68
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Solution
The fourth proportional to 10,384,151.58, 15,576,239.34 and 2,707,789.68 is: 4,061,687.64
Step by Step Solution
- Step 1: Write the proportion equation
10,384,151.58 : 15,576,239.34 = 2,707,789.68 : x - Step 2: Convert to fraction form
10,384,151.58/15,576,239.34 = 2,707,789.68/x - Step 3: Cross multiply
10,384,151.58x = 15,576,239.34 × 2,707,789.68 - Step 4: Simplify right side
10,384,151.58x = 42,177,180,138,062.02 - Step 5: Solve for x
x = 42,177,180,138,062.02/10,384,151.58 - Step 6: Final answer
x = 4,061,687.64
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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.