Finding the Fourth Proportional to 5,464,711.70, 8,202,316.35 and 2,772,077.30
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Solution
The fourth proportional to 5,464,711.70, 8,202,316.35 and 2,772,077.30 is: 4,160,778.50
Step by Step Solution
- Step 1: Write the proportion equation
5,464,711.70 : 8,202,316.35 = 2,772,077.30 : x - Step 2: Convert to fraction form
5,464,711.70/8,202,316.35 = 2,772,077.30/x - Step 3: Cross multiply
5,464,711.70x = 8,202,316.35 × 2,772,077.30 - Step 4: Simplify right side
5,464,711.70x = 22,737,454,961,253.85 - Step 5: Solve for x
x = 22,737,454,961,253.85/5,464,711.70 - Step 6: Final answer
x = 4,160,778.50
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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.