Finding the Fourth Proportional to 5,477,362.04, 8,216,790.68 and 2,281,740.72
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Solution
The fourth proportional to 5,477,362.04, 8,216,790.68 and 2,281,740.72 is: 3,422,922.52
Step by Step Solution
- Step 1: Write the proportion equation
5,477,362.04 : 8,216,790.68 = 2,281,740.72 : x - Step 2: Convert to fraction form
5,477,362.04/8,216,790.68 = 2,281,740.72/x - Step 3: Cross multiply
5,477,362.04x = 8,216,790.68 × 2,281,740.72 - Step 4: Simplify right side
5,477,362.04x = 18,748,585,882,272.49 - Step 5: Solve for x
x = 18,748,585,882,272.49/5,477,362.04 - Step 6: Final answer
x = 3,422,922.52
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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.