Finding the Fourth Proportional to 5,047,663.80, 7,571,495.70 and 3,032,124.60
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Solution
The fourth proportional to 5,047,663.80, 7,571,495.70 and 3,032,124.60 is: 4,548,186.90
Step by Step Solution
- Step 1: Write the proportion equation
5,047,663.80 : 7,571,495.70 = 3,032,124.60 : x - Step 2: Convert to fraction form
5,047,663.80/7,571,495.70 = 3,032,124.60/x - Step 3: Cross multiply
5,047,663.80x = 7,571,495.70 × 3,032,124.60 - Step 4: Simplify right side
5,047,663.80x = 22,957,718,370,764.22 - Step 5: Solve for x
x = 22,957,718,370,764.22/5,047,663.80 - Step 6: Final answer
x = 4,548,186.90
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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.