Finding the Fourth Proportional to 7,035,823.80, 10,553,735.70 and 4,796,335.80
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Solution
The fourth proportional to 7,035,823.80, 10,553,735.70 and 4,796,335.80 is: 7,194,503.70
Step by Step Solution
- Step 1: Write the proportion equation
7,035,823.80 : 10,553,735.70 = 4,796,335.80 : x - Step 2: Convert to fraction form
7,035,823.80/10,553,735.70 = 4,796,335.80/x - Step 3: Cross multiply
7,035,823.80x = 10,553,735.70 × 4,796,335.80 - Step 4: Simplify right side
7,035,823.80x = 50,619,260,361,648.05 - Step 5: Solve for x
x = 50,619,260,361,648.05/7,035,823.80 - Step 6: Final answer
x = 7,194,503.70
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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.