Finding the Fourth Proportional to 9,045,812.08, 13,570,380.24 and 2,980,901.44
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Solution
The fourth proportional to 9,045,812.08, 13,570,380.24 and 2,980,901.44 is: 4,471,899.88
Step by Step Solution
- Step 1: Write the proportion equation
9,045,812.08 : 13,570,380.24 = 2,980,901.44 : x - Step 2: Convert to fraction form
9,045,812.08/13,570,380.24 = 2,980,901.44/x - Step 3: Cross multiply
9,045,812.08x = 13,570,380.24 × 2,980,901.44 - Step 4: Simplify right side
9,045,812.08x = 40,451,965,998,763.55 - Step 5: Solve for x
x = 40,451,965,998,763.55/9,045,812.08 - Step 6: Final answer
x = 4,471,899.88
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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.