Finding the Fourth Proportional to 23,438,608.67, 32,342,212.58 and 13,515,857.84
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Solution
The fourth proportional to 23,438,608.67, 32,342,212.58 and 13,515,857.84 is: 18,650,115.02
Step by Step Solution
- Step 1: Write the proportion equation
23,438,608.67 : 32,342,212.58 = 13,515,857.84 : x - Step 2: Convert to fraction form
23,438,608.67/32,342,212.58 = 13,515,857.84/x - Step 3: Cross multiply
23,438,608.67x = 32,342,212.58 × 13,515,857.84 - Step 4: Simplify right side
23,438,608.67x = 437,132,747,475,615.81 - Step 5: Solve for x
x = 437,132,747,475,615.81/23,438,608.67 - Step 6: Final answer
x = 18,650,115.02
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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.