Finding the Fourth Proportional to 53,016,588.86, 73,163,329.79 and 29,811,512.84
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Solution
The fourth proportional to 53,016,588.86, 73,163,329.79 and 29,811,512.84 is: 41,140,133.53
Step by Step Solution
- Step 1: Write the proportion equation
53,016,588.86 : 73,163,329.79 = 29,811,512.84 : x - Step 2: Convert to fraction form
53,016,588.86/73,163,329.79 = 29,811,512.84/x - Step 3: Cross multiply
53,016,588.86x = 73,163,329.79 × 29,811,512.84 - Step 4: Simplify right side
53,016,588.86x = 2,181,109,544,936,865.25 - Step 5: Solve for x
x = 2,181,109,544,936,865.25/53,016,588.86 - Step 6: Final answer
x = 41,140,133.53
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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.