Finding the Fourth Proportional to 6,323,414.48, 9,486,832.40 and 2,280,351.28
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Solution
The fourth proportional to 6,323,414.48, 9,486,832.40 and 2,280,351.28 is: 3,421,143.83
Step by Step Solution
- Step 1: Write the proportion equation
6,323,414.48 : 9,486,832.40 = 2,280,351.28 : x - Step 2: Convert to fraction form
6,323,414.48/9,486,832.40 = 2,280,351.28/x - Step 3: Cross multiply
6,323,414.48x = 9,486,832.40 × 2,280,351.28 - Step 4: Simplify right side
6,323,414.48x = 21,633,310,406,485.47 - Step 5: Solve for x
x = 21,633,310,406,485.47/6,323,414.48 - Step 6: Final answer
x = 3,421,143.83
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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.