Finding the Fourth Proportional to 10,769,218.85, 14,861,616.95 and 5,874,462.70
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Solution
The fourth proportional to 10,769,218.85, 14,861,616.95 and 5,874,462.70 is: 8,106,810.31
Step by Step Solution
- Step 1: Write the proportion equation
10,769,218.85 : 14,861,616.95 = 5,874,462.70 : x - Step 2: Convert to fraction form
10,769,218.85/14,861,616.95 = 5,874,462.70/x - Step 3: Cross multiply
10,769,218.85x = 14,861,616.95 × 5,874,462.70 - Step 4: Simplify right side
10,769,218.85x = 87,304,014,411,994.88 - Step 5: Solve for x
x = 87,304,014,411,994.88/10,769,218.85 - Step 6: Final answer
x = 8,106,810.31
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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.