Finding the Fourth Proportional to 23,438,647.36, 32,342,266.20 and 13,515,896.53
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Solution
The fourth proportional to 23,438,647.36, 32,342,266.20 and 13,515,896.53 is: 18,650,168.54
Step by Step Solution
- Step 1: Write the proportion equation
23,438,647.36 : 32,342,266.20 = 13,515,896.53 : x - Step 2: Convert to fraction form
23,438,647.36/32,342,266.20 = 13,515,896.53/x - Step 3: Cross multiply
23,438,647.36x = 32,342,266.20 × 13,515,896.53 - Step 4: Simplify right side
23,438,647.36x = 437,134,723,504,916.25 - Step 5: Solve for x
x = 437,134,723,504,916.25/23,438,647.36 - Step 6: Final answer
x = 18,650,168.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.