Finding the Fourth Proportional to 75,710,523.84, 113,565,785.76 and 18,202,797.12
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Solution
The fourth proportional to 75,710,523.84, 113,565,785.76 and 18,202,797.12 is: 27,304,195.68
Step by Step Solution
- Step 1: Write the proportion equation
75,710,523.84 : 113,565,785.76 = 18,202,797.12 : x - Step 2: Convert to fraction form
75,710,523.84/113,565,785.76 = 18,202,797.12/x - Step 3: Cross multiply
75,710,523.84x = 113,565,785.76 × 18,202,797.12 - Step 4: Simplify right side
75,710,523.84x = 2,067,214,957,962,665.25 - Step 5: Solve for x
x = 2,067,214,957,962,665.25/75,710,523.84 - Step 6: Final answer
x = 27,304,195.68
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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.