Finding the Fourth Proportional to 29,841,879.80, 44,762,819.70 and 8,276,439.80
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Solution
The fourth proportional to 29,841,879.80, 44,762,819.70 and 8,276,439.80 is: 12,414,659.70
Step by Step Solution
- Step 1: Write the proportion equation
29,841,879.80 : 44,762,819.70 = 8,276,439.80 : x - Step 2: Convert to fraction form
29,841,879.80/44,762,819.70 = 8,276,439.80/x - Step 3: Cross multiply
29,841,879.80x = 44,762,819.70 × 8,276,439.80 - Step 4: Simplify right side
29,841,879.80x = 370,476,782,525,304.06 - Step 5: Solve for x
x = 370,476,782,525,304.06/29,841,879.80 - Step 6: Final answer
x = 12,414,659.70
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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.