Finding the Fourth Proportional to 7,519,541.97, 10,376,668.98 and 4,257,033.47
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Solution
The fourth proportional to 7,519,541.97, 10,376,668.98 and 4,257,033.47 is: 5,874,536.94
Step by Step Solution
- Step 1: Write the proportion equation
7,519,541.97 : 10,376,668.98 = 4,257,033.47 : x - Step 2: Convert to fraction form
7,519,541.97/10,376,668.98 = 4,257,033.47/x - Step 3: Cross multiply
7,519,541.97x = 10,376,668.98 × 4,257,033.47 - Step 4: Simplify right side
7,519,541.97x = 44,173,827,119,051.29 - Step 5: Solve for x
x = 44,173,827,119,051.29/7,519,541.97 - Step 6: Final answer
x = 5,874,536.94
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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.