Finding the Fourth Proportional to 10,361,715.58, 14,299,267.24 and 5,715,696.43
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Solution
The fourth proportional to 10,361,715.58, 14,299,267.24 and 5,715,696.43 is: 7,887,716.09
Step by Step Solution
- Step 1: Write the proportion equation
10,361,715.58 : 14,299,267.24 = 5,715,696.43 : x - Step 2: Convert to fraction form
10,361,715.58/14,299,267.24 = 5,715,696.43/x - Step 3: Cross multiply
10,361,715.58x = 14,299,267.24 × 5,715,696.43 - Step 4: Simplify right side
10,361,715.58x = 81,730,270,715,283.95 - Step 5: Solve for x
x = 81,730,270,715,283.95/10,361,715.58 - Step 6: Final answer
x = 7,887,716.09
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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.