Finding the Fourth Proportional to 53,121,771.50, 73,306,109.27 and 29,599,092.86
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Solution
The fourth proportional to 53,121,771.50, 73,306,109.27 and 29,599,092.86 is: 40,845,669.75
Step by Step Solution
- Step 1: Write the proportion equation
53,121,771.50 : 73,306,109.27 = 29,599,092.86 : x - Step 2: Convert to fraction form
53,121,771.50/73,306,109.27 = 29,599,092.86/x - Step 3: Cross multiply
53,121,771.50x = 73,306,109.27 × 29,599,092.86 - Step 4: Simplify right side
53,121,771.50x = 2,169,794,334,973,510.75 - Step 5: Solve for x
x = 2,169,794,334,973,510.75/53,121,771.50 - Step 6: Final answer
x = 40,845,669.75
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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.