Finding the Fourth Proportional to 5,988,318.22, 8,263,681.86 and 3,784,358.84
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Solution
The fourth proportional to 5,988,318.22, 8,263,681.86 and 3,784,358.84 is: 5,222,290.52
Step by Step Solution
- Step 1: Write the proportion equation
5,988,318.22 : 8,263,681.86 = 3,784,358.84 : x - Step 2: Convert to fraction form
5,988,318.22/8,263,681.86 = 3,784,358.84/x - Step 3: Cross multiply
5,988,318.22x = 8,263,681.86 × 3,784,358.84 - Step 4: Simplify right side
5,988,318.22x = 31,272,737,497,838.64 - Step 5: Solve for x
x = 31,272,737,497,838.64/5,988,318.22 - Step 6: Final answer
x = 5,222,290.52
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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.