Finding the Fourth Proportional to 32,312,734.12, 44,591,358.76 and 18,374,090.23
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Solution
The fourth proportional to 32,312,734.12, 44,591,358.76 and 18,374,090.23 is: 25,356,122.64
Step by Step Solution
- Step 1: Write the proportion equation
32,312,734.12 : 44,591,358.76 = 18,374,090.23 : x - Step 2: Convert to fraction form
32,312,734.12/44,591,358.76 = 18,374,090.23/x - Step 3: Cross multiply
32,312,734.12x = 44,591,358.76 × 18,374,090.23 - Step 4: Simplify right side
32,312,734.12x = 819,325,649,334,540.88 - Step 5: Solve for x
x = 819,325,649,334,540.88/32,312,734.12 - Step 6: Final answer
x = 25,356,122.64
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1.5x scale
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.