Finding the Fourth Proportional to 43,455,929.70, 65,183,894.55 and 14,703,003.30
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Solution
The fourth proportional to 43,455,929.70, 65,183,894.55 and 14,703,003.30 is: 22,054,504.95
Step by Step Solution
- Step 1: Write the proportion equation
43,455,929.70 : 65,183,894.55 = 14,703,003.30 : x - Step 2: Convert to fraction form
43,455,929.70/65,183,894.55 = 14,703,003.30/x - Step 3: Cross multiply
43,455,929.70x = 65,183,894.55 × 14,703,003.30 - Step 4: Simplify right side
43,455,929.70x = 958,399,016,675,502 - Step 5: Solve for x
x = 958,399,016,675,502/43,455,929.70 - Step 6: Final answer
x = 22,054,504.95
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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.