Finding the Fourth Proportional to 73,050,938.96, 100,810,350.11 and 39,560,677.99
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Solution
The fourth proportional to 73,050,938.96, 100,810,350.11 and 39,560,677.99 is: 54,593,765.05
Step by Step Solution
- Step 1: Write the proportion equation
73,050,938.96 : 100,810,350.11 = 39,560,677.99 : x - Step 2: Convert to fraction form
73,050,938.96/100,810,350.11 = 39,560,677.99/x - Step 3: Cross multiply
73,050,938.96x = 100,810,350.11 × 39,560,677.99 - Step 4: Simplify right side
73,050,938.96x = 3,988,125,798,256,819 - Step 5: Solve for x
x = 3,988,125,798,256,819/73,050,938.96 - Step 6: Final answer
x = 54,593,765.05
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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.