Finding the Fourth Proportional to 6,411,635.99, 8,847,791.92 and 3,510,976.88
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Solution
The fourth proportional to 6,411,635.99, 8,847,791.92 and 3,510,976.88 is: 4,845,002.57
Step by Step Solution
- Step 1: Write the proportion equation
6,411,635.99 : 8,847,791.92 = 3,510,976.88 : x - Step 2: Convert to fraction form
6,411,635.99/8,847,791.92 = 3,510,976.88/x - Step 3: Cross multiply
6,411,635.99x = 8,847,791.92 × 3,510,976.88 - Step 4: Simplify right side
6,411,635.99x = 31,064,392,883,512.85 - Step 5: Solve for x
x = 31,064,392,883,512.85/6,411,635.99 - Step 6: Final answer
x = 4,845,002.57
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.