Finding the Fourth Proportional to 5,336,105.07, 7,363,827.28 and 2,888,716.06
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Solution
The fourth proportional to 5,336,105.07, 7,363,827.28 and 2,888,716.06 is: 3,986,429.40
Step by Step Solution
- Step 1: Write the proportion equation
5,336,105.07 : 7,363,827.28 = 2,888,716.06 : x - Step 2: Convert to fraction form
5,336,105.07/7,363,827.28 = 2,888,716.06/x - Step 3: Cross multiply
5,336,105.07x = 7,363,827.28 × 2,888,716.06 - Step 4: Simplify right side
5,336,105.07x = 21,272,006,126,802.12 - Step 5: Solve for x
x = 21,272,006,126,802.12/5,336,105.07 - Step 6: Final answer
x = 3,986,429.40
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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.