Finding the Fourth Proportional to 7,480,743.07, 11,204,876.09 and 4,593,345.38
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Solution
The fourth proportional to 7,480,743.07, 11,204,876.09 and 4,593,345.38 is: 6,880,047.26
Step by Step Solution
- Step 1: Write the proportion equation
7,480,743.07 : 11,204,876.09 = 4,593,345.38 : x - Step 2: Convert to fraction form
7,480,743.07/11,204,876.09 = 4,593,345.38/x - Step 3: Cross multiply
7,480,743.07x = 11,204,876.09 × 4,593,345.38 - Step 4: Simplify right side
7,480,743.07x = 51,467,865,860,969.52 - Step 5: Solve for x
x = 51,467,865,860,969.52/7,480,743.07 - Step 6: Final answer
x = 6,880,047.26
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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.