Finding the Fourth Proportional to 7,843,644.75, 11,765,476.34 and 2,452,323.42
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Solution
The fourth proportional to 7,843,644.75, 11,765,476.34 and 2,452,323.42 is: 3,678,488.02
Step by Step Solution
- Step 1: Write the proportion equation
7,843,644.75 : 11,765,476.34 = 2,452,323.42 : x - Step 2: Convert to fraction form
7,843,644.75/11,765,476.34 = 2,452,323.42/x - Step 3: Cross multiply
7,843,644.75x = 11,765,476.34 × 2,452,323.42 - Step 4: Simplify right side
7,843,644.75x = 28,852,753,219,858.38 - Step 5: Solve for x
x = 28,852,753,219,858.38/7,843,644.75 - Step 6: Final answer
x = 3,678,488.02
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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.