Finding the Fourth Proportional to 14,459,447.18, 19,954,240.70 and 7,932,958.04
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Solution
The fourth proportional to 14,459,447.18, 19,954,240.70 and 7,932,958.04 is: 10,947,593.79
Step by Step Solution
- Step 1: Write the proportion equation
14,459,447.18 : 19,954,240.70 = 7,932,958.04 : x - Step 2: Convert to fraction form
14,459,447.18/19,954,240.70 = 7,932,958.04/x - Step 3: Cross multiply
14,459,447.18x = 19,954,240.70 × 7,932,958.04 - Step 4: Simplify right side
14,459,447.18x = 158,296,154,053,724.25 - Step 5: Solve for x
x = 158,296,154,053,724.25/14,459,447.18 - Step 6: Final answer
x = 10,947,593.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.