Finding the Fourth Proportional to 53,121,735.11, 73,306,059.08 and 29,599,056.45
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Solution
The fourth proportional to 53,121,735.11, 73,306,059.08 and 29,599,056.45 is: 40,845,619.52
Step by Step Solution
- Step 1: Write the proportion equation
53,121,735.11 : 73,306,059.08 = 29,599,056.45 : x - Step 2: Convert to fraction form
53,121,735.11/73,306,059.08 = 29,599,056.45/x - Step 3: Cross multiply
53,121,735.11x = 73,306,059.08 × 29,599,056.45 - Step 4: Simplify right side
53,121,735.11x = 2,169,790,180,687,959.75 - Step 5: Solve for x
x = 2,169,790,180,687,959.75/53,121,735.11 - Step 6: Final answer
x = 40,845,619.52
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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.