Finding the Fourth Proportional to 5,666,126.96, 7,819,056.60 and 3,087,755.12
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Solution
The fourth proportional to 5,666,126.96, 7,819,056.60 and 3,087,755.12 is: 4,260,993.84
Step by Step Solution
- Step 1: Write the proportion equation
5,666,126.96 : 7,819,056.60 = 3,087,755.12 : x - Step 2: Convert to fraction form
5,666,126.96/7,819,056.60 = 3,087,755.12/x - Step 3: Cross multiply
5,666,126.96x = 7,819,056.60 × 3,087,755.12 - Step 4: Simplify right side
5,666,126.96x = 24,143,332,050,219.79 - Step 5: Solve for x
x = 24,143,332,050,219.79/5,666,126.96 - Step 6: Final answer
x = 4,260,993.84
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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.