Finding the Fourth Proportional to 5,546,948.70, 7,655,549.40 and 3,192,097.98
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Solution
The fourth proportional to 5,546,948.70, 7,655,549.40 and 3,192,097.98 is: 4,405,532.68
Step by Step Solution
- Step 1: Write the proportion equation
5,546,948.70 : 7,655,549.40 = 3,192,097.98 : x - Step 2: Convert to fraction form
5,546,948.70/7,655,549.40 = 3,192,097.98/x - Step 3: Cross multiply
5,546,948.70x = 7,655,549.40 × 3,192,097.98 - Step 4: Simplify right side
5,546,948.70x = 24,437,263,775,530.21 - Step 5: Solve for x
x = 24,437,263,775,530.21/5,546,948.70 - Step 6: Final answer
x = 4,405,532.68
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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.