Finding the Fourth Proportional to 6,944,246.40, 9,578,819.52 and 4,589,440.32
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Solution
The fourth proportional to 6,944,246.40, 9,578,819.52 and 4,589,440.32 is: 6,330,625.09
Step by Step Solution
- Step 1: Write the proportion equation
6,944,246.40 : 9,578,819.52 = 4,589,440.32 : x - Step 2: Convert to fraction form
6,944,246.40/9,578,819.52 = 4,589,440.32/x - Step 3: Cross multiply
6,944,246.40x = 9,578,819.52 × 4,589,440.32 - Step 4: Simplify right side
6,944,246.40x = 43,961,420,523,091.05 - Step 5: Solve for x
x = 43,961,420,523,091.05/6,944,246.40 - Step 6: Final answer
x = 6,330,625.09
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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.