Finding the Fourth Proportional to 50,696,987.35, 69,961,861.07 and 27,492,108.07
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Solution
The fourth proportional to 50,696,987.35, 69,961,861.07 and 27,492,108.07 is: 37,939,119.18
Step by Step Solution
- Step 1: Write the proportion equation
50,696,987.35 : 69,961,861.07 = 27,492,108.07 : x - Step 2: Convert to fraction form
50,696,987.35/69,961,861.07 = 27,492,108.07/x - Step 3: Cross multiply
50,696,987.35x = 69,961,861.07 × 27,492,108.07 - Step 4: Simplify right side
50,696,987.35x = 1,923,399,045,314,765.75 - Step 5: Solve for x
x = 1,923,399,045,314,765.75/50,696,987.35 - Step 6: Final answer
x = 37,939,119.18
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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.