Finding the Fourth Proportional to 9,861,634.18, 14,792,451.33 and 2,673,168.05
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Solution
The fourth proportional to 9,861,634.18, 14,792,451.33 and 2,673,168.05 is: 4,009,752.09
Step by Step Solution
- Step 1: Write the proportion equation
9,861,634.18 : 14,792,451.33 = 2,673,168.05 : x - Step 2: Convert to fraction form
9,861,634.18/14,792,451.33 = 2,673,168.05/x - Step 3: Cross multiply
9,861,634.18x = 14,792,451.33 × 2,673,168.05 - Step 4: Simplify right side
9,861,634.18x = 39,542,708,274,420.80 - Step 5: Solve for x
x = 39,542,708,274,420.80/9,861,634.18 - Step 6: Final answer
x = 4,009,752.09
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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.