Finding the Fourth Proportional to 7,916,484.96, 10,924,770.42 and 4,294,812.96
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Solution
The fourth proportional to 7,916,484.96, 10,924,770.42 and 4,294,812.96 is: 5,926,853.37
Step by Step Solution
- Step 1: Write the proportion equation
7,916,484.96 : 10,924,770.42 = 4,294,812.96 : x - Step 2: Convert to fraction form
7,916,484.96/10,924,770.42 = 4,294,812.96/x - Step 3: Cross multiply
7,916,484.96x = 10,924,770.42 × 4,294,812.96 - Step 4: Simplify right side
7,916,484.96x = 46,919,845,584,840.64 - Step 5: Solve for x
x = 46,919,845,584,840.64/7,916,484.96 - Step 6: Final answer
x = 5,926,853.37
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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.