Finding the Fourth Proportional to 84,174,687.14, 126,266,929.58 and 23,595,137.06
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Solution
The fourth proportional to 84,174,687.14, 126,266,929.58 and 23,595,137.06 is: 35,394,078.80
Step by Step Solution
- Step 1: Write the proportion equation
84,174,687.14 : 126,266,929.58 = 23,595,137.06 : x - Step 2: Convert to fraction form
84,174,687.14/126,266,929.58 = 23,595,137.06/x - Step 3: Cross multiply
84,174,687.14x = 126,266,929.58 × 23,595,137.06 - Step 4: Simplify right side
84,174,687.14x = 2,979,285,509,013,121.50 - Step 5: Solve for x
x = 2,979,285,509,013,121.50/84,174,687.14 - Step 6: Final answer
x = 35,394,078.80
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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.