Finding the Fourth Proportional to 53,733,749.06, 74,151,750.84 and 30,212,306.48
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Solution
The fourth proportional to 53,733,749.06, 74,151,750.84 and 30,212,306.48 is: 41,692,520.28
Step by Step Solution
- Step 1: Write the proportion equation
53,733,749.06 : 74,151,750.84 = 30,212,306.48 : x - Step 2: Convert to fraction form
53,733,749.06/74,151,750.84 = 30,212,306.48/x - Step 3: Cross multiply
53,733,749.06x = 74,151,750.84 × 30,212,306.48 - Step 4: Simplify right side
53,733,749.06x = 2,240,295,422,406,677.50 - Step 5: Solve for x
x = 2,240,295,422,406,677.50/53,733,749.06 - Step 6: Final answer
x = 41,692,520.28
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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.