Finding the Fourth Proportional to 10,961,163.63, 15,126,294.36 and 6,066,395.19
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Solution
The fourth proportional to 10,961,163.63, 15,126,294.36 and 6,066,395.19 is: 8,371,563.68
Step by Step Solution
- Step 1: Write the proportion equation
10,961,163.63 : 15,126,294.36 = 6,066,395.19 : x - Step 2: Convert to fraction form
10,961,163.63/15,126,294.36 = 6,066,395.19/x - Step 3: Cross multiply
10,961,163.63x = 15,126,294.36 × 6,066,395.19 - Step 4: Simplify right side
10,961,163.63x = 91,762,079,348,028.12 - Step 5: Solve for x
x = 91,762,079,348,028.12/10,961,163.63 - Step 6: Final answer
x = 8,371,563.68
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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.