Finding the Fourth Proportional to 33,165,749.80, 49,748,624.70 and 10,136,639.80
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Solution
The fourth proportional to 33,165,749.80, 49,748,624.70 and 10,136,639.80 is: 15,204,959.70
Step by Step Solution
- Step 1: Write the proportion equation
33,165,749.80 : 49,748,624.70 = 10,136,639.80 : x - Step 2: Convert to fraction form
33,165,749.80/49,748,624.70 = 10,136,639.80/x - Step 3: Cross multiply
33,165,749.80x = 49,748,624.70 × 10,136,639.80 - Step 4: Simplify right side
33,165,749.80x = 504,283,889,129,283.12 - Step 5: Solve for x
x = 504,283,889,129,283.12/33,165,749.80 - Step 6: Final answer
x = 15,204,959.70
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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.