Finding the Fourth Proportional to 73,215,617.70, 101,037,274.62 and 40,176,419.62
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Solution
The fourth proportional to 73,215,617.70, 101,037,274.62 and 40,176,419.62 is: 55,443,306.63
Step by Step Solution
- Step 1: Write the proportion equation
73,215,617.70 : 101,037,274.62 = 40,176,419.62 : x - Step 2: Convert to fraction form
73,215,617.70/101,037,274.62 = 40,176,419.62/x - Step 3: Cross multiply
73,215,617.70x = 101,037,274.62 × 40,176,419.62 - Step 4: Simplify right side
73,215,617.70x = 4,059,315,942,394,296 - Step 5: Solve for x
x = 4,059,315,942,394,296/73,215,617.70 - Step 6: Final answer
x = 55,443,306.63
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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.