Finding the Fourth Proportional to 7,365,361.77, 10,164,516 and 4,102,177.95
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Solution
The fourth proportional to 7,365,361.77, 10,164,516 and 4,102,177.95 is: 5,661,181.99
Step by Step Solution
- Step 1: Write the proportion equation
7,365,361.77 : 10,164,516 = 4,102,177.95 : x - Step 2: Convert to fraction form
7,365,361.77/10,164,516 = 4,102,177.95/x - Step 3: Cross multiply
7,365,361.77x = 10,164,516 × 4,102,177.95 - Step 4: Simplify right side
7,365,361.77x = 41,696,653,407,622.20 - Step 5: Solve for x
x = 41,696,653,407,622.20/7,365,361.77 - Step 6: Final answer
x = 5,661,181.99
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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.