Finding the Fourth Proportional to 5,668,317.90, 8,511,334.20 and 3,276,833.40
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Solution
The fourth proportional to 5,668,317.90, 8,511,334.20 and 3,276,833.40 is: 4,920,370.50
Step by Step Solution
- Step 1: Write the proportion equation
5,668,317.90 : 8,511,334.20 = 3,276,833.40 : x - Step 2: Convert to fraction form
5,668,317.90/8,511,334.20 = 3,276,833.40/x - Step 3: Cross multiply
5,668,317.90x = 8,511,334.20 × 3,276,833.40 - Step 4: Simplify right side
5,668,317.90x = 27,890,224,185,122.28 - Step 5: Solve for x
x = 27,890,224,185,122.28/5,668,317.90 - Step 6: Final answer
x = 4,920,370.50
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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.