Finding the Fourth Proportional to 5,468,292.67, 7,546,459.76 and 3,145,181.49
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Solution
The fourth proportional to 5,468,292.67, 7,546,459.76 and 3,145,181.49 is: 4,340,474.62
Step by Step Solution
- Step 1: Write the proportion equation
5,468,292.67 : 7,546,459.76 = 3,145,181.49 : x - Step 2: Convert to fraction form
5,468,292.67/7,546,459.76 = 3,145,181.49/x - Step 3: Cross multiply
5,468,292.67x = 7,546,459.76 × 3,145,181.49 - Step 4: Simplify right side
5,468,292.67x = 23,734,985,552,181.84 - Step 5: Solve for x
x = 23,734,985,552,181.84/5,468,292.67 - Step 6: Final answer
x = 4,340,474.62
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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.