Finding the Fourth Proportional to 7,068,112.99, 10,592,360.66 and 3,220,532.44
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Solution
The fourth proportional to 7,068,112.99, 10,592,360.66 and 3,220,532.44 is: 4,826,329.34
Step by Step Solution
- Step 1: Write the proportion equation
7,068,112.99 : 10,592,360.66 = 3,220,532.44 : x - Step 2: Convert to fraction form
7,068,112.99/10,592,360.66 = 3,220,532.44/x - Step 3: Cross multiply
7,068,112.99x = 10,592,360.66 × 3,220,532.44 - Step 4: Simplify right side
7,068,112.99x = 34,113,041,068,748.01 - Step 5: Solve for x
x = 34,113,041,068,748.01/7,068,112.99 - Step 6: Final answer
x = 4,826,329.34
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1.5x scale
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.