Finding the Fourth Proportional to 36,967,577.08, 51,011,832.81 and 20,447,346.09
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Solution
The fourth proportional to 36,967,577.08, 51,011,832.81 and 20,447,346.09 is: 28,215,443.97
Step by Step Solution
- Step 1: Write the proportion equation
36,967,577.08 : 51,011,832.81 = 20,447,346.09 : x - Step 2: Convert to fraction form
36,967,577.08/51,011,832.81 = 20,447,346.09/x - Step 3: Cross multiply
36,967,577.08x = 51,011,832.81 × 20,447,346.09 - Step 4: Simplify right side
36,967,577.08x = 1,043,056,600,023,757.62 - Step 5: Solve for x
x = 1,043,056,600,023,757.62/36,967,577.08 - Step 6: Final answer
x = 28,215,443.97
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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.