Finding the Fourth Proportional to 29,691,271.80, 44,536,907.70 and 18,353,863.80
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Solution
The fourth proportional to 29,691,271.80, 44,536,907.70 and 18,353,863.80 is: 27,530,795.70
Step by Step Solution
- Step 1: Write the proportion equation
29,691,271.80 : 44,536,907.70 = 18,353,863.80 : x - Step 2: Convert to fraction form
29,691,271.80/44,536,907.70 = 18,353,863.80/x - Step 3: Cross multiply
29,691,271.80x = 44,536,907.70 × 18,353,863.80 - Step 4: Simplify right side
29,691,271.80x = 817,424,337,998,971.38 - Step 5: Solve for x
x = 817,424,337,998,971.38/29,691,271.80 - Step 6: Final answer
x = 27,530,795.70
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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.