Finding the Fourth Proportional to 10,538,163.74, 14,542,476.39 and 5,954,386.70
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Solution
The fourth proportional to 10,538,163.74, 14,542,476.39 and 5,954,386.70 is: 8,216,946.53
Step by Step Solution
- Step 1: Write the proportion equation
10,538,163.74 : 14,542,476.39 = 5,954,386.70 : x - Step 2: Convert to fraction form
10,538,163.74/14,542,476.39 = 5,954,386.70/x - Step 3: Cross multiply
10,538,163.74x = 14,542,476.39 × 5,954,386.70 - Step 4: Simplify right side
10,538,163.74x = 86,591,527,928,967.64 - Step 5: Solve for x
x = 86,591,527,928,967.64/10,538,163.74 - Step 6: Final answer
x = 8,216,946.53
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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.