Finding the Fourth Proportional to 5,570,720.12, 8,358,485.48 and 3,013,736.15
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Solution
The fourth proportional to 5,570,720.12, 8,358,485.48 and 3,013,736.15 is: 4,521,905.48
Step by Step Solution
- Step 1: Write the proportion equation
5,570,720.12 : 8,358,485.48 = 3,013,736.15 : x - Step 2: Convert to fraction form
5,570,720.12/8,358,485.48 = 3,013,736.15/x - Step 3: Cross multiply
5,570,720.12x = 8,358,485.48 × 3,013,736.15 - Step 4: Simplify right side
5,570,720.12x = 25,190,269,867,455.14 - Step 5: Solve for x
x = 25,190,269,867,455.14/5,570,720.12 - Step 6: Final answer
x = 4,521,905.48
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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.