Finding the Fourth Proportional to 82,935,620.64, 114,473,920.68 and 48,139,521.48
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Solution
The fourth proportional to 82,935,620.64, 114,473,920.68 and 48,139,521.48 is: 66,445,752.99
Step by Step Solution
- Step 1: Write the proportion equation
82,935,620.64 : 114,473,920.68 = 48,139,521.48 : x - Step 2: Convert to fraction form
82,935,620.64/114,473,920.68 = 48,139,521.48/x - Step 3: Cross multiply
82,935,620.64x = 114,473,920.68 × 48,139,521.48 - Step 4: Simplify right side
82,935,620.64x = 5,510,719,763,474,676 - Step 5: Solve for x
x = 5,510,719,763,474,676/82,935,620.64 - Step 6: Final answer
x = 66,445,752.99
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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.