Finding the Fourth Proportional to 23,579,859.37, 32,539,976.27 and 13,125,709.93
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Solution
The fourth proportional to 23,579,859.37, 32,539,976.27 and 13,125,709.93 is: 18,113,351.86
Step by Step Solution
- Step 1: Write the proportion equation
23,579,859.37 : 32,539,976.27 = 13,125,709.93 : x - Step 2: Convert to fraction form
23,579,859.37/32,539,976.27 = 13,125,709.93/x - Step 3: Cross multiply
23,579,859.37x = 32,539,976.27 × 13,125,709.93 - Step 4: Simplify right side
23,579,859.37x = 427,110,289,649,103.38 - Step 5: Solve for x
x = 427,110,289,649,103.38/23,579,859.37 - Step 6: Final answer
x = 18,113,351.86
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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.