Finding the Fourth Proportional to 45,434,720.43, 68,173,362.88 and 22,393,094.13
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Solution
The fourth proportional to 45,434,720.43, 68,173,362.88 and 22,393,094.13 is: 33,600,130.42
Step by Step Solution
- Step 1: Write the proportion equation
45,434,720.43 : 68,173,362.88 = 22,393,094.13 : x - Step 2: Convert to fraction form
45,434,720.43/68,173,362.88 = 22,393,094.13/x - Step 3: Cross multiply
45,434,720.43x = 68,173,362.88 × 22,393,094.13 - Step 4: Simplify right side
45,434,720.43x = 1,526,612,532,074,505 - Step 5: Solve for x
x = 1,526,612,532,074,505/45,434,720.43 - Step 6: Final answer
x = 33,600,130.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.