Finding the Fourth Proportional to 5,447,360.80, 8,174,977.80 and 3,048,659.20
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Solution
The fourth proportional to 5,447,360.80, 8,174,977.80 and 3,048,659.20 is: 4,575,191.95
Step by Step Solution
- Step 1: Write the proportion equation
5,447,360.80 : 8,174,977.80 = 3,048,659.20 : x - Step 2: Convert to fraction form
5,447,360.80/8,174,977.80 = 3,048,659.20/x - Step 3: Cross multiply
5,447,360.80x = 8,174,977.80 × 3,048,659.20 - Step 4: Simplify right side
5,447,360.80x = 24,922,721,279,765.76 - Step 5: Solve for x
x = 24,922,721,279,765.76/5,447,360.80 - Step 6: Final answer
x = 4,575,191.95
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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.