Finding the Fourth Proportional to 86,672,765.36, 129,971,352 and 32,782,286
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Solution
The fourth proportional to 86,672,765.36, 129,971,352 and 32,782,286 is: 49,159,133.38
Step by Step Solution
- Step 1: Write the proportion equation
86,672,765.36 : 129,971,352 = 32,782,286 : x - Step 2: Convert to fraction form
86,672,765.36/129,971,352 = 32,782,286/x - Step 3: Cross multiply
86,672,765.36x = 129,971,352 × 32,782,286 - Step 4: Simplify right side
86,672,765.36x = 4,260,758,033,070,672 - Step 5: Solve for x
x = 4,260,758,033,070,672/86,672,765.36 - Step 6: Final answer
x = 49,159,133.38
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.