Finding the Fourth Proportional to 57,672,074.70, 86,508,112.05 and 50,953,610.70
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Solution
The fourth proportional to 57,672,074.70, 86,508,112.05 and 50,953,610.70 is: 76,430,416.05
Step by Step Solution
- Step 1: Write the proportion equation
57,672,074.70 : 86,508,112.05 = 50,953,610.70 : x - Step 2: Convert to fraction form
57,672,074.70/86,508,112.05 = 50,953,610.70/x - Step 3: Cross multiply
57,672,074.70x = 86,508,112.05 × 50,953,610.70 - Step 4: Simplify right side
57,672,074.70x = 4,407,900,663,787,679 - Step 5: Solve for x
x = 4,407,900,663,787,679/57,672,074.70 - Step 6: Final answer
x = 76,430,416.05
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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.