Finding the Fourth Proportional to 7,252,847.60, 10,875,526.98 and 2,134,612.50
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Solution
The fourth proportional to 7,252,847.60, 10,875,526.98 and 2,134,612.50 is: 3,200,816.72
Step by Step Solution
- Step 1: Write the proportion equation
7,252,847.60 : 10,875,526.98 = 2,134,612.50 : x - Step 2: Convert to fraction form
7,252,847.60/10,875,526.98 = 2,134,612.50/x - Step 3: Cross multiply
7,252,847.60x = 10,875,526.98 × 2,134,612.50 - Step 4: Simplify right side
7,252,847.60x = 23,215,035,835,595.25 - Step 5: Solve for x
x = 23,215,035,835,595.25/7,252,847.60 - Step 6: Final answer
x = 3,200,816.72
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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.