Finding the Fourth Proportional to 10,563,189.08, 15,845,857.74 and 3,645,768.15
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Solution
The fourth proportional to 10,563,189.08, 15,845,857.74 and 3,645,768.15 is: 5,469,022.95
Step by Step Solution
- Step 1: Write the proportion equation
10,563,189.08 : 15,845,857.74 = 3,645,768.15 : x - Step 2: Convert to fraction form
10,563,189.08/15,845,857.74 = 3,645,768.15/x - Step 3: Cross multiply
10,563,189.08x = 15,845,857.74 × 3,645,768.15 - Step 4: Simplify right side
10,563,189.08x = 57,770,323,457,922.98 - Step 5: Solve for x
x = 57,770,323,457,922.98/10,563,189.08 - Step 6: Final answer
x = 5,469,022.95
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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.