Finding the Fourth Proportional to 7,173,176.10, 10,759,812.50 and 2,622,352.69
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Solution
The fourth proportional to 7,173,176.10, 10,759,812.50 and 2,622,352.69 is: 3,933,546.71
Step by Step Solution
- Step 1: Write the proportion equation
7,173,176.10 : 10,759,812.50 = 2,622,352.69 : x - Step 2: Convert to fraction form
7,173,176.10/10,759,812.50 = 2,622,352.69/x - Step 3: Cross multiply
7,173,176.10x = 10,759,812.50 × 2,622,352.69 - Step 4: Simplify right side
7,173,176.10x = 28,216,023,253,270.62 - Step 5: Solve for x
x = 28,216,023,253,270.62/7,173,176.10 - Step 6: Final answer
x = 3,933,546.71
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1.5x scale
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.