Finding the Fourth Proportional to 91,631,035.44, 126,447,575.36 and 50,377,627.44
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Solution
The fourth proportional to 91,631,035.44, 126,447,575.36 and 50,377,627.44 is: 69,519,337.11
Step by Step Solution
- Step 1: Write the proportion equation
91,631,035.44 : 126,447,575.36 = 50,377,627.44 : x - Step 2: Convert to fraction form
91,631,035.44/126,447,575.36 = 50,377,627.44/x - Step 3: Cross multiply
91,631,035.44x = 126,447,575.36 × 50,377,627.44 - Step 4: Simplify right side
91,631,035.44x = 6,370,128,842,177,404 - Step 5: Solve for x
x = 6,370,128,842,177,404/91,631,035.44 - Step 6: Final answer
x = 69,519,337.11
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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.