Finding the Fourth Proportional to 6,157,527.40, 9,220,544.70 and 4,551,394.60
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Solution
The fourth proportional to 6,157,527.40, 9,220,544.70 and 4,551,394.60 is: 6,815,452.80
Step by Step Solution
- Step 1: Write the proportion equation
6,157,527.40 : 9,220,544.70 = 4,551,394.60 : x - Step 2: Convert to fraction form
6,157,527.40/9,220,544.70 = 4,551,394.60/x - Step 3: Cross multiply
6,157,527.40x = 9,220,544.70 × 4,551,394.60 - Step 4: Simplify right side
6,157,527.40x = 41,966,337,356,638.61 - Step 5: Solve for x
x = 41,966,337,356,638.61/6,157,527.40 - Step 6: Final answer
x = 6,815,452.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.