Finding the Fourth Proportional to 5,520,730.14, 8,281,206.03 and 1,477,211.57
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Solution
The fourth proportional to 5,520,730.14, 8,281,206.03 and 1,477,211.57 is: 2,215,847.00
Step by Step Solution
- Step 1: Write the proportion equation
5,520,730.14 : 8,281,206.03 = 1,477,211.57 : x - Step 2: Convert to fraction form
5,520,730.14/8,281,206.03 = 1,477,211.57/x - Step 3: Cross multiply
5,520,730.14x = 8,281,206.03 × 1,477,211.57 - Step 4: Simplify right side
5,520,730.14x = 12,233,093,319,663.74 - Step 5: Solve for x
x = 12,233,093,319,663.74/5,520,730.14 - Step 6: Final answer
x = 2,215,847.00
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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.