Finding the Fourth Proportional to 4,963,677.70, 7,445,516.55 and 3,703,965.70
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Solution
The fourth proportional to 4,963,677.70, 7,445,516.55 and 3,703,965.70 is: 5,555,948.55
Step by Step Solution
- Step 1: Write the proportion equation
4,963,677.70 : 7,445,516.55 = 3,703,965.70 : x - Step 2: Convert to fraction form
4,963,677.70/7,445,516.55 = 3,703,965.70/x - Step 3: Cross multiply
4,963,677.70x = 7,445,516.55 × 3,703,965.70 - Step 4: Simplify right side
4,963,677.70x = 27,577,937,919,982.34 - Step 5: Solve for x
x = 27,577,937,919,982.34/4,963,677.70 - Step 6: Final answer
x = 5,555,948.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.