Finding the Fourth Proportional to 57,207,489.70, 85,811,234.55 and 26,502,009.70
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Solution
The fourth proportional to 57,207,489.70, 85,811,234.55 and 26,502,009.70 is: 39,753,014.55
Step by Step Solution
- Step 1: Write the proportion equation
57,207,489.70 : 85,811,234.55 = 26,502,009.70 : x - Step 2: Convert to fraction form
57,207,489.70/85,811,234.55 = 26,502,009.70/x - Step 3: Cross multiply
57,207,489.70x = 85,811,234.55 × 26,502,009.70 - Step 4: Simplify right side
57,207,489.70x = 2,274,170,170,413,075 - Step 5: Solve for x
x = 2,274,170,170,413,075/57,207,489.70 - Step 6: Final answer
x = 39,753,014.55
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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.