Finding the Fourth Proportional to 43,407,997.84, 65,051,201.40 and 32,618,418.76
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Solution
The fourth proportional to 43,407,997.84, 65,051,201.40 and 32,618,418.76 is: 48,881,944.20
Step by Step Solution
- Step 1: Write the proportion equation
43,407,997.84 : 65,051,201.40 = 32,618,418.76 : x - Step 2: Convert to fraction form
43,407,997.84/65,051,201.40 = 32,618,418.76/x - Step 3: Cross multiply
43,407,997.84x = 65,051,201.40 × 32,618,418.76 - Step 4: Simplify right side
43,407,997.84x = 2,121,867,328,106,298.25 - Step 5: Solve for x
x = 2,121,867,328,106,298.25/43,407,997.84 - Step 6: Final answer
x = 48,881,944.20
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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.