Finding the Fourth Proportional to 51,197,531.67, 70,652,599.70 and 27,992,674.35
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Solution
The fourth proportional to 51,197,531.67, 70,652,599.70 and 27,992,674.35 is: 38,629,893.88
Step by Step Solution
- Step 1: Write the proportion equation
51,197,531.67 : 70,652,599.70 = 27,992,674.35 : x - Step 2: Convert to fraction form
51,197,531.67/70,652,599.70 = 27,992,674.35/x - Step 3: Cross multiply
51,197,531.67x = 70,652,599.70 × 27,992,674.35 - Step 4: Simplify right side
51,197,531.67x = 1,977,755,215,243,044.25 - Step 5: Solve for x
x = 1,977,755,215,243,044.25/51,197,531.67 - Step 6: Final answer
x = 38,629,893.88
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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.