Finding the Fourth Proportional to 10,574,706.36, 14,593,067.82 and 5,745,810.36
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Solution
The fourth proportional to 10,574,706.36, 14,593,067.82 and 5,745,810.36 is: 7,929,203.65
Step by Step Solution
- Step 1: Write the proportion equation
10,574,706.36 : 14,593,067.82 = 5,745,810.36 : x - Step 2: Convert to fraction form
10,574,706.36/14,593,067.82 = 5,745,810.36/x - Step 3: Cross multiply
10,574,706.36x = 14,593,067.82 × 5,745,810.36 - Step 4: Simplify right side
10,574,706.36x = 83,849,000,264,338.62 - Step 5: Solve for x
x = 83,849,000,264,338.62/10,574,706.36 - Step 6: Final answer
x = 7,929,203.65
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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.