Finding the Fourth Proportional to 7,292,177.24, 10,936,477.05 and 3,453,861.02
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Solution
The fourth proportional to 7,292,177.24, 10,936,477.05 and 3,453,861.02 is: 5,179,944.28
Step by Step Solution
- Step 1: Write the proportion equation
7,292,177.24 : 10,936,477.05 = 3,453,861.02 : x - Step 2: Convert to fraction form
7,292,177.24/10,936,477.05 = 3,453,861.02/x - Step 3: Cross multiply
7,292,177.24x = 10,936,477.05 × 3,453,861.02 - Step 4: Simplify right side
7,292,177.24x = 37,773,071,724,437.21 - Step 5: Solve for x
x = 37,773,071,724,437.21/7,292,177.24 - Step 6: Final answer
x = 5,179,944.28
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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.