Finding the Fourth Proportional to 47,693,512.53, 65,831,320.05 and 27,852,629.88
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Solution
The fourth proportional to 47,693,512.53, 65,831,320.05 and 27,852,629.88 is: 38,444,964.41
Step by Step Solution
- Step 1: Write the proportion equation
47,693,512.53 : 65,831,320.05 = 27,852,629.88 : x - Step 2: Convert to fraction form
47,693,512.53/65,831,320.05 = 27,852,629.88/x - Step 3: Cross multiply
47,693,512.53x = 65,831,320.05 × 27,852,629.88 - Step 4: Simplify right side
47,693,512.53x = 1,833,575,391,608,079.75 - Step 5: Solve for x
x = 1,833,575,391,608,079.75/47,693,512.53 - Step 6: Final answer
x = 38,444,964.41
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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.