Finding the Fourth Proportional to 25,887,716.76, 38,821,483.49 and 9,704,838.05
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Solution
The fourth proportional to 25,887,716.76, 38,821,483.49 and 9,704,838.05 is: 14,553,473.89
Step by Step Solution
- Step 1: Write the proportion equation
25,887,716.76 : 38,821,483.49 = 9,704,838.05 : x - Step 2: Convert to fraction form
25,887,716.76/38,821,483.49 = 9,704,838.05/x - Step 3: Cross multiply
25,887,716.76x = 38,821,483.49 × 9,704,838.05 - Step 4: Simplify right side
25,887,716.76x = 376,756,209,937,091.38 - Step 5: Solve for x
x = 376,756,209,937,091.38/25,887,716.76 - Step 6: Final answer
x = 14,553,473.89
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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.