Finding the Fourth Proportional to 77,105,734.14, 106,405,385.62 and 41,823,397.26
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Solution
The fourth proportional to 77,105,734.14, 106,405,385.62 and 41,823,397.26 is: 57,716,002.10
Step by Step Solution
- Step 1: Write the proportion equation
77,105,734.14 : 106,405,385.62 = 41,823,397.26 : x - Step 2: Convert to fraction form
77,105,734.14/106,405,385.62 = 41,823,397.26/x - Step 3: Cross multiply
77,105,734.14x = 106,405,385.62 × 41,823,397.26 - Step 4: Simplify right side
77,105,734.14x = 4,450,234,713,388,751.50 - Step 5: Solve for x
x = 4,450,234,713,388,751.50/77,105,734.14 - Step 6: Final answer
x = 57,716,002.10
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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.