Finding the Fourth Proportional to 43,023,962.70, 59,372,739.81 and 23,444,790.53
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Solution
The fourth proportional to 43,023,962.70, 59,372,739.81 and 23,444,790.53 is: 32,353,631.80
Step by Step Solution
- Step 1: Write the proportion equation
43,023,962.70 : 59,372,739.81 = 23,444,790.53 : x - Step 2: Convert to fraction form
43,023,962.70/59,372,739.81 = 23,444,790.53/x - Step 3: Cross multiply
43,023,962.70x = 59,372,739.81 × 23,444,790.53 - Step 4: Simplify right side
43,023,962.70x = 1,391,981,447,740,778.25 - Step 5: Solve for x
x = 1,391,981,447,740,778.25/43,023,962.70 - Step 6: Final answer
x = 32,353,631.80
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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.