Finding the Fourth Proportional to 57,741,026.93, 86,630,876.93 and 18,881,270.99
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Solution
The fourth proportional to 57,741,026.93, 86,630,876.93 and 18,881,270.99 is: 28,328,229.52
Step by Step Solution
- Step 1: Write the proportion equation
57,741,026.93 : 86,630,876.93 = 18,881,270.99 : x - Step 2: Convert to fraction form
57,741,026.93/86,630,876.93 = 18,881,270.99/x - Step 3: Cross multiply
57,741,026.93x = 86,630,876.93 × 18,881,270.99 - Step 4: Simplify right side
57,741,026.93x = 1,635,701,063,416,669.25 - Step 5: Solve for x
x = 1,635,701,063,416,669.25/57,741,026.93 - Step 6: Final answer
x = 28,328,229.52
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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.