Finding the Fourth Proportional to 41,873,527.29, 62,810,313.72 and 13,121,913.09
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Solution
The fourth proportional to 41,873,527.29, 62,810,313.72 and 13,121,913.09 is: 19,682,876.78
Step by Step Solution
- Step 1: Write the proportion equation
41,873,527.29 : 62,810,313.72 = 13,121,913.09 : x - Step 2: Convert to fraction form
41,873,527.29/62,810,313.72 = 13,121,913.09/x - Step 3: Cross multiply
41,873,527.29x = 62,810,313.72 × 13,121,913.09 - Step 4: Simplify right side
41,873,527.29x = 824,191,477,789,474.62 - Step 5: Solve for x
x = 824,191,477,789,474.62/41,873,527.29 - Step 6: Final answer
x = 19,682,876.78
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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.