Finding the Fourth Proportional to 12,537,092.99, 17,293,858.23 and 7,883,512.99
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Solution
The fourth proportional to 12,537,092.99, 17,293,858.23 and 7,883,512.99 is: 10,874,638.65
Step by Step Solution
- Step 1: Write the proportion equation
12,537,092.99 : 17,293,858.23 = 7,883,512.99 : x - Step 2: Convert to fraction form
12,537,092.99/17,293,858.23 = 7,883,512.99/x - Step 3: Cross multiply
12,537,092.99x = 17,293,858.23 × 7,883,512.99 - Step 4: Simplify right side
12,537,092.99x = 136,336,355,960,188.77 - Step 5: Solve for x
x = 136,336,355,960,188.77/12,537,092.99 - Step 6: Final answer
x = 10,874,638.65
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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.