Finding the Fourth Proportional to 54,305,051.58, 74,942,440.74 and 29,526,902.10
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Solution
The fourth proportional to 54,305,051.58, 74,942,440.74 and 29,526,902.10 is: 40,747,923.93
Step by Step Solution
- Step 1: Write the proportion equation
54,305,051.58 : 74,942,440.74 = 29,526,902.10 : x - Step 2: Convert to fraction form
54,305,051.58/74,942,440.74 = 29,526,902.10/x - Step 3: Cross multiply
54,305,051.58x = 74,942,440.74 × 29,526,902.10 - Step 4: Simplify right side
54,305,051.58x = 2,212,818,110,865,031.50 - Step 5: Solve for x
x = 2,212,818,110,865,031.50/54,305,051.58 - Step 6: Final answer
x = 40,747,923.93
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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.