Finding the Fourth Proportional to 6,478,403.73, 9,710,132.23 and 2,432,310.97
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Solution
The fourth proportional to 6,478,403.73, 9,710,132.23 and 2,432,310.97 is: 3,645,660.59
Step by Step Solution
- Step 1: Write the proportion equation
6,478,403.73 : 9,710,132.23 = 2,432,310.97 : x - Step 2: Convert to fraction form
6,478,403.73/9,710,132.23 = 2,432,310.97/x - Step 3: Cross multiply
6,478,403.73x = 9,710,132.23 × 2,432,310.97 - Step 4: Simplify right side
6,478,403.73x = 23,618,061,143,179.57 - Step 5: Solve for x
x = 23,618,061,143,179.57/6,478,403.73 - Step 6: Final answer
x = 3,645,660.59
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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.