Finding the Fourth Proportional to 12,537,092.08, 17,293,856.99 and 7,883,512.07
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Solution
The fourth proportional to 12,537,092.08, 17,293,856.99 and 7,883,512.07 is: 10,874,637.39
Step by Step Solution
- Step 1: Write the proportion equation
12,537,092.08 : 17,293,856.99 = 7,883,512.07 : x - Step 2: Convert to fraction form
12,537,092.08/17,293,856.99 = 7,883,512.07/x - Step 3: Cross multiply
12,537,092.08x = 17,293,856.99 × 7,883,512.07 - Step 4: Simplify right side
12,537,092.08x = 136,336,330,321,335.94 - Step 5: Solve for x
x = 136,336,330,321,335.94/12,537,092.08 - Step 6: Final answer
x = 10,874,637.39
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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.