Finding the Fourth Proportional to 48,386,139.42, 66,772,755.49 and 26,359,819.84
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Solution
The fourth proportional to 48,386,139.42, 66,772,755.49 and 26,359,819.84 is: 36,376,487.69
Step by Step Solution
- Step 1: Write the proportion equation
48,386,139.42 : 66,772,755.49 = 26,359,819.84 : x - Step 2: Convert to fraction form
48,386,139.42/66,772,755.49 = 26,359,819.84/x - Step 3: Cross multiply
48,386,139.42x = 66,772,755.49 × 26,359,819.84 - Step 4: Simplify right side
48,386,139.42x = 1,760,117,804,833,286 - Step 5: Solve for x
x = 1,760,117,804,833,286/48,386,139.42 - Step 6: Final answer
x = 36,376,487.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.