Finding the Fourth Proportional to 61,082,121.50, 84,295,072.41 and 37,241,124.74
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Solution
The fourth proportional to 61,082,121.50, 84,295,072.41 and 37,241,124.74 is: 51,393,815.89
Step by Step Solution
- Step 1: Write the proportion equation
61,082,121.50 : 84,295,072.41 = 37,241,124.74 : x - Step 2: Convert to fraction form
61,082,121.50/84,295,072.41 = 37,241,124.74/x - Step 3: Cross multiply
61,082,121.50x = 84,295,072.41 × 37,241,124.74 - Step 4: Simplify right side
61,082,121.50x = 3,139,243,306,588,142.50 - Step 5: Solve for x
x = 3,139,243,306,588,142.50/61,082,121.50 - Step 6: Final answer
x = 51,393,815.89
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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.