Finding the Fourth Proportional to 43,304,609.08, 64,962,883.86 and 14,552,972.20
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Solution
The fourth proportional to 43,304,609.08, 64,962,883.86 and 14,552,972.20 is: 21,831,464.66
Step by Step Solution
- Step 1: Write the proportion equation
43,304,609.08 : 64,962,883.86 = 14,552,972.20 : x - Step 2: Convert to fraction form
43,304,609.08/64,962,883.86 = 14,552,972.20/x - Step 3: Cross multiply
43,304,609.08x = 64,962,883.86 × 14,552,972.20 - Step 4: Simplify right side
43,304,609.08x = 945,403,042,846,408.62 - Step 5: Solve for x
x = 945,403,042,846,408.62/43,304,609.08 - Step 6: Final answer
x = 21,831,464.66
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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.