Finding the Fourth Proportional to 21,591,177.12, 32,392,438.23 and 7,759,532.52
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Solution
The fourth proportional to 21,591,177.12, 32,392,438.23 and 7,759,532.52 is: 11,641,337.41
Step by Step Solution
- Step 1: Write the proportion equation
21,591,177.12 : 32,392,438.23 = 7,759,532.52 : x - Step 2: Convert to fraction form
21,591,177.12/32,392,438.23 = 7,759,532.52/x - Step 3: Cross multiply
21,591,177.12x = 32,392,438.23 × 7,759,532.52 - Step 4: Simplify right side
21,591,177.12x = 251,350,177,847,776.22 - Step 5: Solve for x
x = 251,350,177,847,776.22/21,591,177.12 - Step 6: Final answer
x = 11,641,337.41
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.