Finding the Fourth Proportional to 62,093,686.79, 85,685,748.35 and 35,626,430.14
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Solution
The fourth proportional to 62,093,686.79, 85,685,748.35 and 35,626,430.14 is: 49,162,442.83
Step by Step Solution
- Step 1: Write the proportion equation
62,093,686.79 : 85,685,748.35 = 35,626,430.14 : x - Step 2: Convert to fraction form
62,093,686.79/85,685,748.35 = 35,626,430.14/x - Step 3: Cross multiply
62,093,686.79x = 85,685,748.35 × 35,626,430.14 - Step 4: Simplify right side
62,093,686.79x = 3,052,677,327,192,549 - Step 5: Solve for x
x = 3,052,677,327,192,549/62,093,686.79 - Step 6: Final answer
x = 49,162,442.83
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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.