Finding the Fourth Proportional to 6,206,331.27, 9,309,403.50 and 2,792,206.90
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Solution
The fourth proportional to 6,206,331.27, 9,309,403.50 and 2,792,206.90 is: 4,188,268.33
Step by Step Solution
- Step 1: Write the proportion equation
6,206,331.27 : 9,309,403.50 = 2,792,206.90 : x - Step 2: Convert to fraction form
6,206,331.27/9,309,403.50 = 2,792,206.90/x - Step 3: Cross multiply
6,206,331.27x = 9,309,403.50 × 2,792,206.90 - Step 4: Simplify right side
6,206,331.27x = 25,993,780,688,750.13 - Step 5: Solve for x
x = 25,993,780,688,750.13/6,206,331.27 - Step 6: Final answer
x = 4,188,268.33
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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.