Finding the Fourth Proportional to 5,495,933.28, 7,584,241.60 and 3,172,747.44
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Solution
The fourth proportional to 5,495,933.28, 7,584,241.60 and 3,172,747.44 is: 4,378,306.99
Step by Step Solution
- Step 1: Write the proportion equation
5,495,933.28 : 7,584,241.60 = 3,172,747.44 : x - Step 2: Convert to fraction form
5,495,933.28/7,584,241.60 = 3,172,747.44/x - Step 3: Cross multiply
5,495,933.28x = 7,584,241.60 × 3,172,747.44 - Step 4: Simplify right side
5,495,933.28x = 24,062,883,120,741.50 - Step 5: Solve for x
x = 24,062,883,120,741.50/5,495,933.28 - Step 6: Final answer
x = 4,378,306.99
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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.