Finding the Fourth Proportional to 54,067,034.70, 74,612,866.14 and 29,287,221.54
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Solution
The fourth proportional to 54,067,034.70, 74,612,866.14 and 29,287,221.54 is: 40,416,559.79
Step by Step Solution
- Step 1: Write the proportion equation
54,067,034.70 : 74,612,866.14 = 29,287,221.54 : x - Step 2: Convert to fraction form
54,067,034.70/74,612,866.14 = 29,287,221.54/x - Step 3: Cross multiply
54,067,034.70x = 74,612,866.14 × 29,287,221.54 - Step 4: Simplify right side
54,067,034.70x = 2,185,203,540,376,544.50 - Step 5: Solve for x
x = 2,185,203,540,376,544.50/54,067,034.70 - Step 6: Final answer
x = 40,416,559.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.