Finding the Fourth Proportional to 5,669,138.68, 8,503,855.50 and 1,625,463.16
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Solution
The fourth proportional to 5,669,138.68, 8,503,855.50 and 1,625,463.16 is: 2,438,237.03
Step by Step Solution
- Step 1: Write the proportion equation
5,669,138.68 : 8,503,855.50 = 1,625,463.16 : x - Step 2: Convert to fraction form
5,669,138.68/8,503,855.50 = 1,625,463.16/x - Step 3: Cross multiply
5,669,138.68x = 8,503,855.50 × 1,625,463.16 - Step 4: Simplify right side
5,669,138.68x = 13,822,703,833,213.38 - Step 5: Solve for x
x = 13,822,703,833,213.38/5,669,138.68 - Step 6: Final answer
x = 2,438,237.03
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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.