Finding the Fourth Proportional to 8,873,440.75, 12,245,348.30 and 4,799,059.75
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Solution
The fourth proportional to 8,873,440.75, 12,245,348.30 and 4,799,059.75 is: 6,622,702.49
Step by Step Solution
- Step 1: Write the proportion equation
8,873,440.75 : 12,245,348.30 = 4,799,059.75 : x - Step 2: Convert to fraction form
8,873,440.75/12,245,348.30 = 4,799,059.75/x - Step 3: Cross multiply
8,873,440.75x = 12,245,348.30 × 4,799,059.75 - Step 4: Simplify right side
8,873,440.75x = 58,766,158,151,260.93 - Step 5: Solve for x
x = 58,766,158,151,260.93/8,873,440.75 - Step 6: Final answer
x = 6,622,702.49
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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.