Finding the Fourth Proportional to 11,485,370.96, 15,850,150.01 and 6,329,064.65
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Solution
The fourth proportional to 11,485,370.96, 15,850,150.01 and 6,329,064.65 is: 8,734,295.52
Step by Step Solution
- Step 1: Write the proportion equation
11,485,370.96 : 15,850,150.01 = 6,329,064.65 : x - Step 2: Convert to fraction form
11,485,370.96/15,850,150.01 = 6,329,064.65/x - Step 3: Cross multiply
11,485,370.96x = 15,850,150.01 × 6,329,064.65 - Step 4: Simplify right side
11,485,370.96x = 100,316,624,093,842.83 - Step 5: Solve for x
x = 100,316,624,093,842.83/11,485,370.96 - Step 6: Final answer
x = 8,734,295.52
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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.