Finding the Fourth Proportional to 41,669,505.80, 57,503,916.11 and 22,831,163.40
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Solution
The fourth proportional to 41,669,505.80, 57,503,916.11 and 22,831,163.40 is: 31,507,004.46
Step by Step Solution
- Step 1: Write the proportion equation
41,669,505.80 : 57,503,916.11 = 22,831,163.40 : x - Step 2: Convert to fraction form
41,669,505.80/57,503,916.11 = 22,831,163.40/x - Step 3: Cross multiply
41,669,505.80x = 57,503,916.11 × 22,831,163.40 - Step 4: Simplify right side
41,669,505.80x = 1,312,881,304,904,380.25 - Step 5: Solve for x
x = 1,312,881,304,904,380.25/41,669,505.80 - Step 6: Final answer
x = 31,507,004.46
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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.