Finding the Fourth Proportional to 51,652,601.16, 71,283,813.42 and 28,447,722
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Solution
The fourth proportional to 51,652,601.16, 71,283,813.42 and 28,447,722 is: 39,259,631.88
Step by Step Solution
- Step 1: Write the proportion equation
51,652,601.16 : 71,283,813.42 = 28,447,722 : x - Step 2: Convert to fraction form
51,652,601.16/71,283,813.42 = 28,447,722/x - Step 3: Cross multiply
51,652,601.16x = 71,283,813.42 × 28,447,722 - Step 4: Simplify right side
51,652,601.16x = 2,027,862,107,272,029.25 - Step 5: Solve for x
x = 2,027,862,107,272,029.25/51,652,601.16 - Step 6: Final answer
x = 39,259,631.88
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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.