Finding the Fourth Proportional to 61,082,122.50, 84,295,073.79 and 37,241,125.74
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Solution
The fourth proportional to 61,082,122.50, 84,295,073.79 and 37,241,125.74 is: 51,393,817.27
Step by Step Solution
- Step 1: Write the proportion equation
61,082,122.50 : 84,295,073.79 = 37,241,125.74 : x - Step 2: Convert to fraction form
61,082,122.50/84,295,073.79 = 37,241,125.74/x - Step 3: Cross multiply
61,082,122.50x = 84,295,073.79 × 37,241,125.74 - Step 4: Simplify right side
61,082,122.50x = 3,139,243,442,275,969 - Step 5: Solve for x
x = 3,139,243,442,275,969/61,082,122.50 - Step 6: Final answer
x = 51,393,817.27
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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.