Finding the Fourth Proportional to 68,752,338.84, 103,127,010.17 and 32,340,546.68
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Solution
The fourth proportional to 68,752,338.84, 103,127,010.17 and 32,340,546.68 is: 48,510,115.32
Step by Step Solution
- Step 1: Write the proportion equation
68,752,338.84 : 103,127,010.17 = 32,340,546.68 : x - Step 2: Convert to fraction form
68,752,338.84/103,127,010.17 = 32,340,546.68/x - Step 3: Cross multiply
68,752,338.84x = 103,127,010.17 × 32,340,546.68 - Step 4: Simplify right side
68,752,338.84x = 3,335,183,885,694,382 - Step 5: Solve for x
x = 3,335,183,885,694,382/68,752,338.84 - Step 6: Final answer
x = 48,510,115.32
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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.