Finding the Fourth Proportional to 43,498,528.45, 65,207,026.99 and 14,724,529.09
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Solution
The fourth proportional to 43,498,528.45, 65,207,026.99 and 14,724,529.09 is: 22,072,994.19
Step by Step Solution
- Step 1: Write the proportion equation
43,498,528.45 : 65,207,026.99 = 14,724,529.09 : x - Step 2: Convert to fraction form
43,498,528.45/65,207,026.99 = 14,724,529.09/x - Step 3: Cross multiply
43,498,528.45x = 65,207,026.99 × 14,724,529.09 - Step 4: Simplify right side
43,498,528.45x = 960,142,765,786,670.12 - Step 5: Solve for x
x = 960,142,765,786,670.12/43,498,528.45 - Step 6: Final answer
x = 22,072,994.19
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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.