Finding the Fourth Proportional to 43,817,337.70, 65,731,984.99 and 18,252,368.42
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Solution
The fourth proportional to 43,817,337.70, 65,731,984.99 and 18,252,368.42 is: 27,381,042.98
Step by Step Solution
- Step 1: Write the proportion equation
43,817,337.70 : 65,731,984.99 = 18,252,368.42 : x - Step 2: Convert to fraction form
43,817,337.70/65,731,984.99 = 18,252,368.42/x - Step 3: Cross multiply
43,817,337.70x = 65,731,984.99 × 18,252,368.42 - Step 4: Simplify right side
43,817,337.70x = 1,199,764,407,015,390.25 - Step 5: Solve for x
x = 1,199,764,407,015,390.25/43,817,337.70 - Step 6: Final answer
x = 27,381,042.98
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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.