Finding the Fourth Proportional to 43,603,900.84, 65,415,981.66 and 14,850,286.12
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Solution
The fourth proportional to 43,603,900.84, 65,415,981.66 and 14,850,286.12 is: 22,278,879.31
Step by Step Solution
- Step 1: Write the proportion equation
43,603,900.84 : 65,415,981.66 = 14,850,286.12 : x - Step 2: Convert to fraction form
43,603,900.84/65,415,981.66 = 14,850,286.12/x - Step 3: Cross multiply
43,603,900.84x = 65,415,981.66 × 14,850,286.12 - Step 4: Simplify right side
43,603,900.84x = 971,446,044,471,672.50 - Step 5: Solve for x
x = 971,446,044,471,672.50/43,603,900.84 - Step 6: Final answer
x = 22,278,879.31
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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.