Finding the Fourth Proportional to 11,532,530.08, 15,915,223.74 and 6,376,224.52
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Solution
The fourth proportional to 11,532,530.08, 15,915,223.74 and 6,376,224.52 is: 8,799,373.52
Step by Step Solution
- Step 1: Write the proportion equation
11,532,530.08 : 15,915,223.74 = 6,376,224.52 : x - Step 2: Convert to fraction form
11,532,530.08/15,915,223.74 = 6,376,224.52/x - Step 3: Cross multiply
11,532,530.08x = 15,915,223.74 × 6,376,224.52 - Step 4: Simplify right side
11,532,530.08x = 101,479,039,852,274.09 - Step 5: Solve for x
x = 101,479,039,852,274.09/11,532,530.08 - Step 6: Final answer
x = 8,799,373.52
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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.