Finding the Fourth Proportional to 6,355,882.56, 8,770,745.48 and 3,455,248.07
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Solution
The fourth proportional to 6,355,882.56, 8,770,745.48 and 3,455,248.07 is: 4,768,039.85
Step by Step Solution
- Step 1: Write the proportion equation
6,355,882.56 : 8,770,745.48 = 3,455,248.07 : x - Step 2: Convert to fraction form
6,355,882.56/8,770,745.48 = 3,455,248.07/x - Step 3: Cross multiply
6,355,882.56x = 8,770,745.48 × 3,455,248.07 - Step 4: Simplify right side
6,355,882.56x = 30,305,101,331,101.25 - Step 5: Solve for x
x = 30,305,101,331,101.25/6,355,882.56 - Step 6: Final answer
x = 4,768,039.85
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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.