Finding the Fourth Proportional to 7,352,408.40, 11,028,612.60 and 2,234,828.40
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Solution
The fourth proportional to 7,352,408.40, 11,028,612.60 and 2,234,828.40 is: 3,352,242.60
Step by Step Solution
- Step 1: Write the proportion equation
7,352,408.40 : 11,028,612.60 = 2,234,828.40 : x - Step 2: Convert to fraction form
7,352,408.40/11,028,612.60 = 2,234,828.40/x - Step 3: Cross multiply
7,352,408.40x = 11,028,612.60 × 2,234,828.40 - Step 4: Simplify right side
7,352,408.40x = 24,647,056,651,077.84 - Step 5: Solve for x
x = 24,647,056,651,077.84/7,352,408.40 - Step 6: Final answer
x = 3,352,242.60
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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.