Finding the Fourth Proportional to 23,423,911.56, 32,324,990.76 and 13,110,631.92
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Solution
The fourth proportional to 23,423,911.56, 32,324,990.76 and 13,110,631.92 is: 18,092,668.02
Step by Step Solution
- Step 1: Write the proportion equation
23,423,911.56 : 32,324,990.76 = 13,110,631.92 : x - Step 2: Convert to fraction form
23,423,911.56/32,324,990.76 = 13,110,631.92/x - Step 3: Cross multiply
23,423,911.56x = 32,324,990.76 × 13,110,631.92 - Step 4: Simplify right side
23,423,911.56x = 423,801,055,671,761.06 - Step 5: Solve for x
x = 423,801,055,671,761.06/23,423,911.56 - Step 6: Final answer
x = 18,092,668.02
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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.