Finding the Fourth Proportional to 36,054,825.36, 54,044,446.68 and 13,321,222.80
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Solution
The fourth proportional to 36,054,825.36, 54,044,446.68 and 13,321,222.80 is: 19,967,871.38
Step by Step Solution
- Step 1: Write the proportion equation
36,054,825.36 : 54,044,446.68 = 13,321,222.80 : x - Step 2: Convert to fraction form
36,054,825.36/54,044,446.68 = 13,321,222.80/x - Step 3: Cross multiply
36,054,825.36x = 54,044,446.68 × 13,321,222.80 - Step 4: Simplify right side
36,054,825.36x = 719,938,115,327,000.38 - Step 5: Solve for x
x = 719,938,115,327,000.38/36,054,825.36 - Step 6: Final answer
x = 19,967,871.38
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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.