Finding the Fourth Proportional to 34,931,122.94, 48,203,819.19 and 20,048,896.55
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Solution
The fourth proportional to 34,931,122.94, 48,203,819.19 and 20,048,896.55 is: 27,666,828.40
Step by Step Solution
- Step 1: Write the proportion equation
34,931,122.94 : 48,203,819.19 = 20,048,896.55 : x - Step 2: Convert to fraction form
34,931,122.94/48,203,819.19 = 20,048,896.55/x - Step 3: Cross multiply
34,931,122.94x = 48,203,819.19 × 20,048,896.55 - Step 4: Simplify right side
34,931,122.94x = 966,433,384,014,195.75 - Step 5: Solve for x
x = 966,433,384,014,195.75/34,931,122.94 - Step 6: Final answer
x = 27,666,828.40
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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.