Finding the Fourth Proportional to 25,165,771.38, 37,736,730.35 and 8,765,336.05
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Solution
The fourth proportional to 25,165,771.38, 37,736,730.35 and 8,765,336.05 is: 13,143,849.94
Step by Step Solution
- Step 1: Write the proportion equation
25,165,771.38 : 37,736,730.35 = 8,765,336.05 : x - Step 2: Convert to fraction form
25,165,771.38/37,736,730.35 = 8,765,336.05/x - Step 3: Cross multiply
25,165,771.38x = 37,736,730.35 × 8,765,336.05 - Step 4: Simplify right side
25,165,771.38x = 330,775,122,713,473.75 - Step 5: Solve for x
x = 330,775,122,713,473.75/25,165,771.38 - Step 6: Final answer
x = 13,143,849.94
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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.