Finding the Fourth Proportional to 87,575,272.64, 120,856,399.11 and 48,419,577.29
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Solution
The fourth proportional to 87,575,272.64, 120,856,399.11 and 48,419,577.29 is: 66,820,411.53
Step by Step Solution
- Step 1: Write the proportion equation
87,575,272.64 : 120,856,399.11 = 48,419,577.29 : x - Step 2: Convert to fraction form
87,575,272.64/120,856,399.11 = 48,419,577.29/x - Step 3: Cross multiply
87,575,272.64x = 120,856,399.11 × 48,419,577.29 - Step 4: Simplify right side
87,575,272.64x = 5,851,815,757,999,873 - Step 5: Solve for x
x = 5,851,815,757,999,873/87,575,272.64 - Step 6: Final answer
x = 66,820,411.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.