Finding the Fourth Proportional to 54,488,546.05, 75,194,780.07 and 29,708,530.48
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Solution
The fourth proportional to 54,488,546.05, 75,194,780.07 and 29,708,530.48 is: 40,998,091.85
Step by Step Solution
- Step 1: Write the proportion equation
54,488,546.05 : 75,194,780.07 = 29,708,530.48 : x - Step 2: Convert to fraction form
54,488,546.05/75,194,780.07 = 29,708,530.48/x - Step 3: Cross multiply
54,488,546.05x = 75,194,780.07 × 29,708,530.48 - Step 4: Simplify right side
54,488,546.05x = 2,233,926,415,646,491.25 - Step 5: Solve for x
x = 2,233,926,415,646,491.25/54,488,546.05 - Step 6: Final answer
x = 40,998,091.85
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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.