Finding the Fourth Proportional to 10,340,438.08, 14,269,546.69 and 5,694,186.20
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Solution
The fourth proportional to 10,340,438.08, 14,269,546.69 and 5,694,186.20 is: 7,857,834.95
Step by Step Solution
- Step 1: Write the proportion equation
10,340,438.08 : 14,269,546.69 = 5,694,186.20 : x - Step 2: Convert to fraction form
10,340,438.08/14,269,546.69 = 5,694,186.20/x - Step 3: Cross multiply
10,340,438.08x = 14,269,546.69 × 5,694,186.20 - Step 4: Simplify right side
10,340,438.08x = 81,253,455,788,905.98 - Step 5: Solve for x
x = 81,253,455,788,905.98/10,340,438.08 - Step 6: Final answer
x = 7,857,834.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.