Finding the Fourth Proportional to 29,529,232.80, 44,293,849.20 and 18,754,266.53
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Solution
The fourth proportional to 29,529,232.80, 44,293,849.20 and 18,754,266.53 is: 28,131,399.79
Step by Step Solution
- Step 1: Write the proportion equation
29,529,232.80 : 44,293,849.20 = 18,754,266.53 : x - Step 2: Convert to fraction form
29,529,232.80/44,293,849.20 = 18,754,266.53/x - Step 3: Cross multiply
29,529,232.80x = 44,293,849.20 × 18,754,266.53 - Step 4: Simplify right side
29,529,232.80x = 830,698,653,314,958 - Step 5: Solve for x
x = 830,698,653,314,958/29,529,232.80 - Step 6: Final answer
x = 28,131,399.79
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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.