Finding the Fourth Proportional to 34,437,622.70, 47,524,819.74 and 18,757,241.84
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Solution
The fourth proportional to 34,437,622.70, 47,524,819.74 and 18,757,241.84 is: 25,885,484.17
Step by Step Solution
- Step 1: Write the proportion equation
34,437,622.70 : 47,524,819.74 = 18,757,241.84 : x - Step 2: Convert to fraction form
34,437,622.70/47,524,819.74 = 18,757,241.84/x - Step 3: Cross multiply
34,437,622.70x = 47,524,819.74 × 18,757,241.84 - Step 4: Simplify right side
34,437,622.70x = 891,434,537,265,586 - Step 5: Solve for x
x = 891,434,537,265,586/34,437,622.70 - Step 6: Final answer
x = 25,885,484.17
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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.