Finding the Fourth Proportional to 26,980,593.67, 37,245,378.56 and 17,204,178.79
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Solution
The fourth proportional to 26,980,593.67, 37,245,378.56 and 17,204,178.79 is: 23,749,520.11
Step by Step Solution
- Step 1: Write the proportion equation
26,980,593.67 : 37,245,378.56 = 17,204,178.79 : x - Step 2: Convert to fraction form
26,980,593.67/37,245,378.56 = 17,204,178.79/x - Step 3: Cross multiply
26,980,593.67x = 37,245,378.56 × 17,204,178.79 - Step 4: Simplify right side
26,980,593.67x = 640,776,151,847,472.75 - Step 5: Solve for x
x = 640,776,151,847,472.75/26,980,593.67 - Step 6: Final answer
x = 23,749,520.11
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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.