Finding the Fourth Proportional to 61,295,262.12, 84,588,048.90 and 33,794,176.68
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Solution
The fourth proportional to 61,295,262.12, 84,588,048.90 and 33,794,176.68 is: 46,636,287.55
Step by Step Solution
- Step 1: Write the proportion equation
61,295,262.12 : 84,588,048.90 = 33,794,176.68 : x - Step 2: Convert to fraction form
61,295,262.12/84,588,048.90 = 33,794,176.68/x - Step 3: Cross multiply
61,295,262.12x = 84,588,048.90 × 33,794,176.68 - Step 4: Simplify right side
61,295,262.12x = 2,858,583,469,543,080 - Step 5: Solve for x
x = 2,858,583,469,543,080/61,295,262.12 - Step 6: Final answer
x = 46,636,287.55
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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.