Finding the Fourth Proportional to 5,017,678.68, 6,924,402.54 and 2,725,840.92
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Solution
The fourth proportional to 5,017,678.68, 6,924,402.54 and 2,725,840.92 is: 3,761,663.71
Step by Step Solution
- Step 1: Write the proportion equation
5,017,678.68 : 6,924,402.54 = 2,725,840.92 : x - Step 2: Convert to fraction form
5,017,678.68/6,924,402.54 = 2,725,840.92/x - Step 3: Cross multiply
5,017,678.68x = 6,924,402.54 × 2,725,840.92 - Step 4: Simplify right side
5,017,678.68x = 18,874,819,790,083.94 - Step 5: Solve for x
x = 18,874,819,790,083.94/5,017,678.68 - Step 6: Final answer
x = 3,761,663.71
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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.